diff --git a/src/engine/FGL_DEFINES.hpp b/src/engine/FGL_DEFINES.hpp
index 011c505..73cbb1b 100644
--- a/src/engine/FGL_DEFINES.hpp
+++ b/src/engine/FGL_DEFINES.hpp
@@ -22,7 +22,13 @@
 #define FGL_FORCE_INLINE [[gnu::always_inline]]
 #define FGL_FORCE_INLINE_FLATTEN FGL_FLATTEN FGL_FORCE_INLINE
 
+#ifndef NDEBUG
+#define FGL_ASSUME( ... )                                                                                              \
+	FGL_ASSERT( !( __VA_ARGS__ ) );                                                                                    \
+	[[gnu::assume( __VA_ARGS__ )]]
+#else
 #define FGL_ASSUME( ... ) [[gnu::assume( __VA_ARGS__ )]]
+#endif
 
 #define FGL_ALIGN( bytesize ) [[gnu::alligned( bitsize )]]