diff --git a/.vscode/c_cpp_properties.json b/.vscode/c_cpp_properties.json
index f5a2710..c9aea95 100644
--- a/.vscode/c_cpp_properties.json
+++ b/.vscode/c_cpp_properties.json
@@ -4,15 +4,16 @@
             "name": "all",
             "defines": [ 
                 "SDL_DISABLE_ANALYZE_MACROS",
-                "DEBUG=1"
+                "DEBUG=1",
             ],
             "includePath": [
                 "dependencies/include",
                 "dependencies/include/SDL2",
                 "dependencies/cimgui/imgui",
-                "${default}"
+                "${default}",
             ],
-            "cppStandard": "c++20"
+            "cppStandard": "c++20",
+            "cStandard": "c11",
         }
     ],
     "version": 4
diff --git a/dependencies/cimgui.project.config b/dependencies/cimgui.project.config
index b09c01e..928be04 100644
--- a/dependencies/cimgui.project.config
+++ b/dependencies/cimgui.project.config
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-CBUILD_VERSION=2.2.1
+CBUILD_VERSION=2.3.5
 CONFIG_VERSION=1
 
 PROJECT="cimgui"
@@ -7,8 +7,8 @@ CMP_C="gcc"
 CMP_CPP="g++"
 STD_C="c11"
 STD_CPP="c++11"
-WARN_C="-Wall -Wno-discarded-qualifiers -Wno-unused-parameter"
-WARN_CPP="-Wall -Wno-unused-parameter"
+WARN_C=""
+WARN_CPP=""
 SRC_C=""
 SRC_CPP="imgui/imgui.cpp
     imgui/imgui_demo.cpp
@@ -42,12 +42,12 @@ case "$OS" in
     WINDOWS)
         SHARED_LIB_FILE="$PROJECT.dll"
         LINKER_LIBS="-L../precompiled/$OS-$ARCH -l:SDL2.dll"
-        DEFINE="-DIMGUI_API=__declspec(dllexport)"
+        DEFINES="-DIMGUI_API=__declspec(dllexport)"
         ;;
     LINUX)
         SHARED_LIB_FILE="$PROJECT.so"
         LINKER_LIBS="-lSDL2"
-        DEFINE="-DIMGUI_API=__attribute__((__visibility__(\"default\")))"
+        DEFINES="-DIMGUI_API=__attribute__((__visibility__(\"default\")))"
         ;;
     *)
         error "operating system $OS has no configuration variants"
@@ -58,41 +58,33 @@ esac
 case "$TASK" in
     # creates shared library
     build_shared_lib)
-        C_ARGS="-O2 -fpic -shared $DEFINE"
+        C_ARGS="-O2 -fpic -shared $DEFINES"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS -Wl,-soname,$SHARED_LIB_FILE"
-        PRE_TASK_SCRIPT=
-        TASK_SCRIPT=cbuild/default_tasks/build_shared_lib.sh
-        POST_TASK_SCRIPT=
+        TASK_SCRIPT="@cbuild/default_tasks/build_shared_lib.sh"
         ;;
     # creates shared library with debug symbols and no optimizations
     build_shared_lib_dbg)
-        C_ARGS="-O0 -g3 -fpic -shared $DEFINE"
+        C_ARGS="-O0 -g3 -fpic -shared $DEFINES"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS -Wl,-soname,$SHARED_LIB_FILE"
-        PRE_TASK_SCRIPT=
-        TASK_SCRIPT=cbuild/default_tasks/build_shared_lib.sh
-        POST_TASK_SCRIPT=
+        TASK_SCRIPT="@cbuild/default_tasks/build_shared_lib.sh"
         ;;
     # creates static library
     build_static_lib)
-        C_ARGS="-O2 $DEFINE"
+        C_ARGS="-O2 $DEFINES"
         CPP_ARGS="$C_ARGS"
-        PRE_TASK_SCRIPT=
-        TASK_SCRIPT=cbuild/default_tasks/build_static_lib.sh
-        POST_TASK_SCRIPT=
+        TASK_SCRIPT="@cbuild/default_tasks/build_static_lib.sh"
         ;;
     # creates static library with debug symbols and no optimizations
     build_static_lib_dbg)
-        C_ARGS="-O0 -g3 $DEFINE"
+        C_ARGS="-O0 -g3 $DEFINES"
         CPP_ARGS="$C_ARGS"
-        PRE_TASK_SCRIPT=
-        TASK_SCRIPT=cbuild/default_tasks/build_static_lib.sh
-        POST_TASK_SCRIPT=
+        TASK_SCRIPT="@cbuild/default_tasks/build_static_lib.sh"
         ;;
     # deletes generated files
     clean)
-        TASK_SCRIPT=cbuild/default_tasks/clean.sh
+        TASK_SCRIPT="@cbuild/default_tasks/clean.sh"
         ;;
     # nothing to do
     "" | no_task)
diff --git a/project.config b/project.config
index 6d7f8a0..55465e4 100755
--- a/project.config
+++ b/project.config
@@ -1,13 +1,24 @@
 #!/usr/bin/env bash
-CBUILD_VERSION=2.2.1
+CBUILD_VERSION=2.3.5
 
 PROJECT="ougge"
 CMP_C="gcc"
 CMP_CPP="g++"
 STD_C="c11"
 STD_CPP="c++20"
-WARN_C="-Wall -Wno-discarded-qualifiers -Wextra -Wno-unused-parameter"
-WARN_CPP="-Wall -Wextra -Wno-unused-parameter"
+WARN_COMMON="-Wall -Wextra
+    -Wduplicated-branches
+    -Wduplicated-cond
+    -Wformat=2
+    -Wmissing-include-dirs
+    -Wshadow
+    -Werror=return-type
+    -Werror=pointer-arith
+    -Werror=init-self
+    -Wno-unused-parameter"
+WARN_C="$WARN_COMMON
+    -Werror=incompatible-pointer-types"
+WARN_CPP="$WARN_COMMON"
 SRC_C="$(find src -name '*.c')"
 SRC_CPP="$(find src -name '*.cpp')"
 
@@ -24,10 +35,11 @@ ENABLED_DEPENDENCIES='precompiled resources cimgui src-csharp'
 #  └── profile/      - gcc *.gcda profiling info files
 OBJDIR="obj"
 OUTDIR="bin"
-STATIC_LIB_FILE="lib$PROJECT.a"
+STATIC_LIB_FILE="$PROJECT.a"
 
 # header include directories
 INCLUDE="-I./dependencies/cimgui/imgui -I./dependencies/include -I./dependencies/include/SDL2"
+DEFINES=""
 
 # OS-specific options
 case "$OS" in
@@ -35,18 +47,21 @@ case "$OS" in
         EXEC_FILE="$PROJECT.exe"
         SHARED_LIB_FILE="$PROJECT.dll"
         LINKER_LIBS="-static -lstdc++ -lpthread"
+        INCLUDE="$INCLUDE "
+        DEFINES="$DEFINES "
         ;;
     LINUX)
         EXEC_FILE="$PROJECT"
         SHARED_LIB_FILE="$PROJECT.so"
         LINKER_LIBS="-lSDL2 -lSDL2_image"
+        INCLUDE="$INCLUDE "
+        DEFINES="$DEFINES "
         ;;
     *)
         error "operating system $OS has no configuration variants"
         ;;
 esac
 
-
 # TASKS
 case "$TASK" in
     # creates executable using profiling info if it exists
@@ -57,64 +72,56 @@ case "$TASK" in
         # -fprofile-use enables compiler to use profiling info files to optimize executable
         # -fprofile-prefix-path sets path where profiling info about objects are be saved
         # -fdata-sections -ffunction-sections -Wl,--gc-sections  removes unused code
-        C_ARGS="-O2 -flto=auto -fuse-linker-plugin -fprofile-use -fprofile-prefix-path=$(realpath $OBJDIR)/objects -fdata-sections -ffunction-sections -Wl,--gc-sections"
+        C_ARGS="-O2 -flto=auto -fuse-linker-plugin -fprofile-use -fprofile-prefix-path=$(realpath $OBJDIR)/objects -fdata-sections -ffunction-sections -Wl,--gc-sections $DEFINES"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS"
-        PRE_TASK_SCRIPT=
-        TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
-        POST_TASK_SCRIPT=
+        PRE_TASK_SCRIPT=""
+        TASK_SCRIPT="@cbuild/default_tasks/build_exec.sh"
+        POST_TASK_SCRIPT="@cbuild/default_tasks/strip_exec.sh"
         ;;
     # creates executable with debug info and no optimizations
     build_exec_dbg)
-        C_ARGS="-O0 -g3"
+        C_ARGS="-O0 -g3 $DEFINES"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS"
-        PRE_TASK_SCRIPT=
-        TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
-        POST_TASK_SCRIPT=
+        PRE_TASK_SCRIPT=""
+        TASK_SCRIPT="@cbuild/default_tasks/build_exec.sh"
+        POST_TASK_SCRIPT=""
         ;;
     # creates shared library
     build_shared_lib)
-        C_ARGS="-O2 -fpic -flto -shared"
+        C_ARGS="-O2 -fpic -flto -shared $DEFINES"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS -Wl,-soname,$SHARED_LIB_FILE"
-        PRE_TASK_SCRIPT=
-        TASK_SCRIPT=cbuild/default_tasks/build_shared_lib.sh
-        POST_TASK_SCRIPT=
+        TASK_SCRIPT="@cbuild/default_tasks/build_shared_lib.sh"
         ;;
     # creates shared library with debug symbols and no optimizations
     build_shared_lib_dbg)
-        C_ARGS="-O0 -g3 -fpic -shared"
+        C_ARGS="-O0 -g3 -fpic -shared $DEFINES"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS -Wl,-soname,$SHARED_LIB_FILE"
-        PRE_TASK_SCRIPT=
-        TASK_SCRIPT=cbuild/default_tasks/build_shared_lib.sh
-        POST_TASK_SCRIPT=
+        TASK_SCRIPT="@cbuild/default_tasks/build_shared_lib.sh"
         ;;
     # creates static library
     build_static_lib)
-        C_ARGS="-O2 -fpic -fdata-sections -ffunction-sections"
+        C_ARGS="-O2 -fpic -fdata-sections -ffunction-sections $DEFINES"
         CPP_ARGS="$C_ARGS"
-        PRE_TASK_SCRIPT=
-        TASK_SCRIPT=cbuild/default_tasks/build_static_lib.sh
-        POST_TASK_SCRIPT=
+        TASK_SCRIPT="@cbuild/default_tasks/build_static_lib.sh"
         ;;
     # creates static library with debug symbols and no optimizations
     build_static_lib_dbg)
-        C_ARGS="-O0 -g3"
+        C_ARGS="-O0 -g3 $DEFINES"
         CPP_ARGS="$C_ARGS"
-        PRE_TASK_SCRIPT=
-        TASK_SCRIPT=cbuild/default_tasks/build_static_lib.sh
-        POST_TASK_SCRIPT=
+        TASK_SCRIPT="@cbuild/default_tasks/build_static_lib.sh"
         ;;
     # executes $EXEC_FILE
     exec)
-        TASK_SCRIPT=cbuild/default_tasks/exec.sh
+        TASK_SCRIPT="@cbuild/default_tasks/exec.sh"
         ;;
     # executes $EXEC_FILE with valgrind memory checker
     valgrind)  
         VALGRIND_ARGS="-s --read-var-info=yes --track-origins=yes --fullpath-after=$(pwd)/ --leak-check=full --show-leak-kinds=all" 
-        TASK_SCRIPT=cbuild/default_tasks/valgrind.sh
+        TASK_SCRIPT="@cbuild/default_tasks/valgrind.sh"
         ;;
     # generates profiling info
     profile)
@@ -125,25 +132,27 @@ case "$TASK" in
         # -pg adds code to executable, that generates file containing function call info (gmon.out)
         # -fprofile-generate generates executable with profiling code
         # -fprofile-prefix-path sets path where profiling info about objects will be saved
-        C_ARGS="-O2 -flto=auto -fuse-linker-plugin -fprofile-generate -fprofile-prefix-path=$(realpath $OBJDIR)/objects"
+        C_ARGS="-O2 -flto=auto -fuse-linker-plugin -fprofile-generate 
+            -fprofile-prefix-path=$(realpath $OBJDIR)/objects $DEFINES"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS"
-        PRE_TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
-        TASK_SCRIPT=cbuild/default_tasks/profile.sh
-        POST_TASK_SCRIPT=
+        PRE_TASK_SCRIPT="@cbuild/default_tasks/build_exec.sh"
+        TASK_SCRIPT="@cbuild/default_tasks/profile.sh"
         ;;
     # compiles program with -pg and runs it with gprof
     # uses gprof2dot python script to generate function call tree (pip install gprof2dot)
     # requires graphviz (https://www.graphviz.org/download/source/)
     gprof)
         OUTDIR="$OUTDIR/gprof"
-        # -pg adds code to executable, that generates file containing function call info (gmon.out)
-        C_ARGS="-O2 -flto=auto -fuse-linker-plugin -pg"
+        # arguments that emit some call counter code and disable optimizations to see function names
+        # https://github.com/msys2/MINGW-packages/issues/8503#issuecomment-1365475205
+        C_ARGS="-O0 -g -pg -no-pie -fno-omit-frame-pointer
+            -fno-inline-functions -fno-inline-functions-called-once 
+            -fno-optimize-sibling-calls -fopenmp $DEFINES"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS"
-        PRE_TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
-        TASK_SCRIPT=cbuild/default_tasks/gprof.sh
-        POST_TASK_SCRIPT=
+        PRE_TASK_SCRIPT="@cbuild/default_tasks/build_exec.sh"
+        TASK_SCRIPT="@cbuild/default_tasks/gprof.sh"
         ;;
     # compiles program and runs it with callgrind (part of valgrind)
     # uses gprof2dot python script to generate function call tree (pip install gprof2dot)
@@ -152,35 +161,37 @@ case "$TASK" in
     callgrind)
         OUTDIR="$OUTDIR/callgrind"
         # -pg adds code to executable, that generates file containing function call info (gmon.out)
-        C_ARGS="-O2 -flto=auto -fuse-linker-plugin"
+        C_ARGS="-O2 -flto=auto -fuse-linker-plugin $DEFINES"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS"
-        PRE_TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
-        TASK_SCRIPT=cbuild/default_tasks/callgrind.sh
-        POST_TASK_SCRIPT=
+        PRE_TASK_SCRIPT="@cbuild/default_tasks/build_exec.sh"
+        TASK_SCRIPT="@cbuild/default_tasks/callgrind.sh"
         ;;
     # compiles executable with sanitizers and executes it to find errors and warnings
     sanitize)
         OUTDIR="$OUTDIR/sanitize"
-        C_ARGS="-O0 -g3 -fsanitize=undefined,address"
+        C_ARGS="-O0 -g3 -fsanitize=undefined,address $DEFINES"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS"
-        PRE_TASK_SCRIPT=cbuild/default_tasks/build_exec.sh
-        TASK_SCRIPT=cbuild/default_tasks/exec.sh
-        POST_TASK_SCRIPT=
+        PRE_TASK_SCRIPT="@cbuild/default_tasks/build_exec.sh"
+        TASK_SCRIPT="@cbuild/default_tasks/exec.sh"
         ;;
     # rebuilds specified dependencies
     # EXAMPLE: `cbuild rebuild_dependencies=libexample1,fonts`
     # 'all' can be specified to rebuild all dependencies
     rebuild_dependencies)
-        TASK_SCRIPT=cbuild/default_tasks/rebuild_dependencies.sh
+        TASK_SCRIPT="@cbuild/default_tasks/rebuild_dependencies.sh"
         ;;
+    # Downloads mono runtime package from nuget. 
+    # Extracts libs to dependencies/precompiled/$OS-$ARCH
+    # Extracts headers to dependencies/include/mono
+    # download_mono_from_nuget=VERSION
     download_mono_from_nuget)
         TASK_SCRIPT=tasks/download_mono_from_nuget.sh
         ;;
     # deletes generated files
     clean)
-        TASK_SCRIPT=cbuild/default_tasks/clean.sh
+        TASK_SCRIPT="@cbuild/default_tasks/clean.sh"
         ;;
     # nothing to do
     "" | no_task)
diff --git a/src/Engine.cpp b/src/Engine.cpp
index 5cfc768..050d50c 100644
--- a/src/Engine.cpp
+++ b/src/Engine.cpp
@@ -7,8 +7,8 @@
 
 namespace ougge {
 
-IEngineModule::IEngineModule(Engine& engine)
-    : engine(engine)
+IEngineModule::IEngineModule(Engine& _engine)
+    : engine(_engine)
 {}
 
 void IEngineModule::beginFrame() {}
diff --git a/src/game/GameObjectPool.cpp b/src/game/GameObjectPool.cpp
index 7ab1ed5..dfd4f45 100644
--- a/src/game/GameObjectPool.cpp
+++ b/src/game/GameObjectPool.cpp
@@ -4,15 +4,15 @@
 
 namespace ougge::game {
 
-GameObjectPool::GameObjectPool(u32 size)
+GameObjectPool::GameObjectPool(u32 _size)
+    : size(_size)
 {
-    useful_assert(size % 64 == 0, "size of GameObjectPool must be a multiple of 64");
-    this->size = size; 
+    useful_assert(_size % 64 == 0, "size of GameObjectPool must be a multiple of 64");
     first_unused_index = 0;
-    buffer = new GameObject[size];
-    used_indices = new u64[size/64];
+    buffer = new GameObject[_size];
+    used_indices = new u64[_size/64];
     // std::memset(buffer, 0, size*sizeof(GameObject));
-    std::memset(used_indices, 0, size/8);
+    std::memset(used_indices, 0, _size/8);
 }
 
 GameObjectPool::~GameObjectPool()
@@ -110,8 +110,8 @@ bool GameObjectPool::erase(u32 index)
     return true;
 }
 
-GameObjectPool::iterator::iterator(GameObjectPool* pool, u32 index)
-    : pool(pool), index(index)
+GameObjectPool::iterator::iterator(GameObjectPool* _pool, u32 _index)
+    : pool(_pool), index(_index)
 {
 }
 
diff --git a/src/main.cpp b/src/main.cpp
index c085f20..2f667d5 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -11,8 +11,8 @@ using namespace ougge;
 class TutelModule : public IEngineModule {
     resources::CacheStorage<resources::Texture> textures;
 public:
-    TutelModule(Engine& engine, resources::ResourceManager& resourceManager) :
-        IEngineModule(engine),
+    TutelModule(Engine& _engine, resources::ResourceManager& resourceManager) :
+        IEngineModule(_engine),
         textures(&resourceManager)
     {
         //TODO: add something like `assert(requireModule(MainWindow))`
diff --git a/src/modules/MainWindowSDL2.cpp b/src/modules/MainWindowSDL2.cpp
index 6405032..5e460d2 100644
--- a/src/modules/MainWindowSDL2.cpp
+++ b/src/modules/MainWindowSDL2.cpp
@@ -25,10 +25,10 @@ f32 MainWindowSDL2::getDPI(){
     return dpi;
 }
 
-MainWindowSDL2::MainWindowSDL2(Engine& engine,
+MainWindowSDL2::MainWindowSDL2(Engine& _engine,
         const std::string& window_title,
         resources::ResourceManager& resourceManager)
-    : IEngineModule(engine)
+    : IEngineModule(_engine)
 {
     SDL_TRY(SDL_Init(SDL_INIT_EVERYTHING));
     SDL_version v;
diff --git a/src/modules/MonoGameObjectSystem.cpp b/src/modules/MonoGameObjectSystem.cpp
index a9eebcf..cdaa2a2 100644
--- a/src/modules/MonoGameObjectSystem.cpp
+++ b/src/modules/MonoGameObjectSystem.cpp
@@ -6,8 +6,8 @@ const std::string& MonoGameObjectSystem::getName() {
     return ougge_type_name<MonoGameObjectSystem>();
 }
 
-MonoGameObjectSystem::MonoGameObjectSystem(Engine& engine, u32 max_game_objects) :
-    IEngineModule(engine), 
+MonoGameObjectSystem::MonoGameObjectSystem(Engine& _engine, u32 max_game_objects) :
+    IEngineModule(_engine), 
     gameObjectPool(max_game_objects)
 {
     engineManagedAssembly = mono.loadAssembly("Ougge.dll");
@@ -53,7 +53,7 @@ void MonoGameObjectSystem::beginFrame(){
 // is used in NativeFunctions.cs
 game::GameObject& MonoGameObjectSystem::createGameObjectInPool(u64* id_out, u32* index_out){
     auto pair = gameObjectPool.emplace(game::GameObject(mono.createObject(gameObjectClass)));
-    *id_out = ++obj_id;
+    *id_out = ++last_obj_id;
     *index_out = pair.first;
     game::GameObject& obj = pair.second;
     return obj;
diff --git a/src/modules/MonoGameObjectSystem.hpp b/src/modules/MonoGameObjectSystem.hpp
index 2a1c641..6252fe8 100644
--- a/src/modules/MonoGameObjectSystem.hpp
+++ b/src/modules/MonoGameObjectSystem.hpp
@@ -10,7 +10,7 @@ namespace ougge::modules {
 class MonoGameObjectSystem : public IEngineModule {
     Mono::RuntimeJIT mono;
     game::GameObjectPool gameObjectPool;
-    u64 obj_id = 0;
+    u64 last_obj_id = 0;
     MonoClass* gameObjectClass;
     Mono::Method<void(u64, u32)> gameObjectCtor;
     Mono::Method<void(f64)> gameObjectInvokeUpdate;
diff --git a/src/mono/Assembly.cpp b/src/mono/Assembly.cpp
index 1a40dfa..9c04ef9 100644
--- a/src/mono/Assembly.cpp
+++ b/src/mono/Assembly.cpp
@@ -2,8 +2,8 @@
 
 namespace Mono {
 
-Assembly::Assembly(MonoAssembly *ptr)
-    : ptr(ptr), image(mono_assembly_get_image(ptr))
+Assembly::Assembly(MonoAssembly *_ptr)
+    : ptr(_ptr), image(mono_assembly_get_image(_ptr))
 {
 }
 
diff --git a/src/resources/resources.cpp b/src/resources/resources.cpp
index 5591582..5a4fbeb 100644
--- a/src/resources/resources.cpp
+++ b/src/resources/resources.cpp
@@ -8,8 +8,8 @@
 
 namespace ougge::resources {
 
-ResourceFactory::ResourceFactory(const std::string& path, const std::size_t size, StreamFactoryMethod open_read_steam_func)
-  : path(path), size(size), openStream(open_read_steam_func)
+ResourceFactory::ResourceFactory(const std::string& _path, const std::size_t _size, StreamFactoryMethod _open_read_steam_func)
+  : path(_path), size(_size), openStream(_open_read_steam_func)
 {}
 
 
diff --git a/src/resources/textures.cpp b/src/resources/textures.cpp
index ec6b672..c661845 100644
--- a/src/resources/textures.cpp
+++ b/src/resources/textures.cpp
@@ -4,12 +4,12 @@
 
 namespace ougge::resources {
 
-Texture::Texture(ResourceFactory* r, SDL_Renderer* renderer) 
-    : Texture(*r->openStream(), r->size, renderer)
+Texture::Texture(ResourceFactory* r, SDL_Renderer* _renderer) 
+    : Texture(*r->openStream(), r->size, _renderer)
 {}
 
-Texture::Texture(std::istream& s, size_t size, SDL_Renderer* renderer)
-    : renderer(renderer), texture(nullptr), w(0), h(0)
+Texture::Texture(std::istream& s, size_t size, SDL_Renderer* _renderer)
+    : renderer(_renderer), texture(nullptr), w(0), h(0)
 {
     SDL_RWops* sdl_stream = SDL_RWFromIStream(s, size);
     if(!sdl_stream)
diff --git a/tasks/download_mono_from_nuget.sh b/tasks/download_mono_from_nuget.sh
index 695188f..c206858 100644
--- a/tasks/download_mono_from_nuget.sh
+++ b/tasks/download_mono_from_nuget.sh
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 package_version="$TASK_ARGS"
 if [ -z "$package_version" ]; then
-    package_version="8.0.15"
+    package_version="8.0.27"
     myprint "${YELLOW}You can choose package version manually: cbuild get_mono_files_from=x.y.z"
 fi
 myprint "${BLUE}package_version: ${CYAN}$package_version"