diff --git a/project.config b/project.config
index 8b53210..f341d40 100644
--- a/project.config
+++ b/project.config
@@ -146,8 +146,11 @@ case "$TASK" in
     # requires graphviz (https://www.graphviz.org/download/source/)
     gprof)
         OUTDIR="$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"
         CPP_ARGS="$C_ARGS"
         LINKER_ARGS="$CPP_ARGS $LINKER_LIBS"
         PRE_TASK_SCRIPT="@cbuild/default_tasks/build_exec.sh"