diff --git a/src/instructions/impl/PUSH.c b/src/instructions/impl/PUSH.c
index 91bc539..c5784ba 100644
--- a/src/instructions/impl/PUSH.c
+++ b/src/instructions/impl/PUSH.c
@@ -4,8 +4,9 @@
 i32 PUSH_impl(VM* vm){
     u8 dst_register_i = 0;
     readRegisterVar(dst_register_i);
-    u8 value_size = 0;
-    readValueSizeVar(value_size);
+    /*u8 value_size = 0;
+    readValueSizeVar(value_size);*/
+    u8 value_size = 4;\
     
     vm->registers[dst_register_i].u32v = 0;
     if(!VM_dataRead(vm, &vm->registers[dst_register_i].u32v, vm->current_pos, value_size))
diff --git a/src/instructions/impl/impl_macros.h b/src/instructions/impl/impl_macros.h
index 3a9e6b1..7a2dadd 100644
--- a/src/instructions/impl/impl_macros.h
+++ b/src/instructions/impl/impl_macros.h
@@ -21,6 +21,7 @@
     validateRegisterIndex(VAR);\
 }
 
+/*
 #define validateValueSize(VAR) {\
     if(VAR < 1 || VAR > 4){\
         VM_setError(vm, "invalid value_size (%x)", VAR);\
@@ -32,3 +33,4 @@
     readVar(VAR);\
     validateValueSize(VAR);\
 }
+*/
diff --git a/src/instructions/impl/math_operators.c b/src/instructions/impl/math_operators.c
index b39b113..3e369c4 100644
--- a/src/instructions/impl/math_operators.c
+++ b/src/instructions/impl/math_operators.c
@@ -4,8 +4,9 @@
     u8 dst_register_i = 0, src_register_i = 0;\
     readRegisterVar(dst_register_i);\
     readRegisterVar(src_register_i);\
-    u8 value_size = 0;\
-    readValueSizeVar(value_size);\
+    /*u8 value_size = 0;\
+    readValueSizeVar(value_size);*/\
+    u8 value_size = 4;\
     \
     switch(value_size){\
         case 1: \