diff --git a/include/assimp/Compiler/pushpack1.h b/include/assimp/Compiler/pushpack1.h
index 94ee1e474..4c9fbb857 100644
--- a/include/assimp/Compiler/pushpack1.h
+++ b/include/assimp/Compiler/pushpack1.h
@@ -25,7 +25,7 @@
 #if defined(_MSC_VER) ||  defined(__BORLANDC__) ||	defined (__BCPLUSPLUS__)
 #	pragma pack(push,1)
 #	define PACK_STRUCT
-#elif defined( __GNUC__ )
+#elif defined( __GNUC__ ) || defined(__clang__)
 #	if !defined(HOST_MINGW)
 #		define PACK_STRUCT	__attribute__((__packed__))
 #	else