diff --git a/headers/build/os/BeBuild.h b/headers/build/os/BeBuild.h
index d80e957979..0a73eb775a 100644
--- a/headers/build/os/BeBuild.h
+++ b/headers/build/os/BeBuild.h
@@ -37,7 +37,7 @@
 
 #if __GNUC__ == 2
 #	define B_HAIKU_ABI					B_HAIKU_ABI_GCC_2_HAIKU
-#elif __GNUC__ == 4
+#elif __GNUC__ == 3 || __GNUC__ == 4
 #	define B_HAIKU_ABI					B_HAIKU_ABI_GCC_4
 #else
 #	error Unsupported gcc version!