diff --git a/libavutil/x86/x86inc.asm b/libavutil/x86/x86inc.asm
index 69ec57ddc5..5bc5c46b12 100644
--- a/libavutil/x86/x86inc.asm
+++ b/libavutil/x86/x86inc.asm
@@ -295,7 +295,7 @@ DECLARE_REG_TMP_SIZE 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14
 
 %macro ASSERT 1
     %if (%1) == 0
-        %error assert failed
+        %error assertion ``%1'' failed
     %endif
 %endmacro