diff --git a/main.c b/main.c
index b621421..9df3d27 100644
--- a/main.c
+++ b/main.c
@@ -28,6 +28,12 @@
 #define SOKOL_GLES2
 #endif
 
+#define DRWAV_ASSERT game_assert
+#define SOKOL_ASSERT game_assert
+#define STBDS_ASSERT game_assert
+#define STBI_ASSERT  game_assert
+#define STBTT_assert game_assert
+
 #include "utility.h"
 
 #ifdef WINDOWS
@@ -67,11 +73,14 @@ __declspec(dllexport) uint32_t AmdPowerXpressRequestHighPerformance = 0x00000001
 #pragma warning(pop)
 #define STB_TRUETYPE_IMPLEMENTATION
 #include "stb_truetype.h"
-#define STB_DS_IMPLEMENTATION
-#include "stb_ds.h"
 #include "HandmadeMath.h"
 #define DR_WAV_IMPLEMENTATION
 #include "dr_wav.h"
+#define STB_DS_IMPLEMENTATION
+#include "stb_ds.h" // placed last because it includes <assert.h>
+
+#undef assert
+#define assert game_assert
 
 #pragma warning(pop)
 
@@ -179,6 +188,8 @@ void web_arena_set_auto_align(WebArena *arena, size_t align)
 #define STBSP_ADD_TO_FUNCTIONS no_ubsan
 #define MD_FUNCTION no_ubsan
 #include "md.h"
+#undef  MD_Assert
+#define MD_Assert assert
 #include "md.c"
 #pragma warning(pop)
 
diff --git a/utility.h b/utility.h
index 6e59483..dc00fab 100644
--- a/utility.h
+++ b/utility.h
@@ -4,29 +4,43 @@
 #include <stdbool.h>
 
 #ifdef WEB
-//#include <assert.h>
 #include <signal.h>
-#endif
+#define game_debugbreak() raise(SIGTRAP)
+
+#define game_assert_4127_push
+#define game_assert_4127_pop
 
-static void assert_impl(bool cond, const char *expression)
-{
-	if(!cond)
-	{
-		fprintf(stderr, "Assertion failed: %s\n", expression);
-#ifdef WEB
-		raise(SIGTRAP);
-		//assert(false);
 #elif defined(DESKTOP)
-		__debugbreak();
+#define game_debugbreak() __debugbreak()
+
+#define game_assert_4127_push __pragma(warning(push)) __pragma(warning(disable:4127))
+#define game_assert_4127_pop  __pragma(warning(pop))
+
 #else
 #error "Don't know how to assert for current platform configuration"
+#define game_debugbreak() (void)(0)
 #endif
-	}
+
+static void assert_impl(const char *func, const char *file, long line, const char *expression)
+{
+	fprintf(stderr, "Assert fail in %s(%s:%ld):\n    \"%s\"\n", func, file, line, expression);
 }
+
+#ifdef NDEBUG
+#define game_assert(cond) game_assert_4127_push do { (void)0; } while (0) game_assert_4127_pop
+#else
+#define game_assert(cond) game_assert_4127_push do { \
+	if (!(cond)) { \
+		assert_impl(__func__, __FILE__, __LINE__, #cond); \
+		game_debugbreak(); \
+	} \
+} while (0) game_assert_4127_pop
+#endif
+
+
 #ifdef assert
 #undef assert
 #endif
+#define assert game_assert
 
-#define assert(cond) assert_impl(cond, #cond)
-
-#define Log(...) { printf("%s Log %d | ", __FILE__, __LINE__); printf(__VA_ARGS__); }
\ No newline at end of file
+#define Log(...) { printf("%s Log %d | ", __FILE__, __LINE__); printf(__VA_ARGS__); }