diff --git a/contrib/credential/wincred/git-credential-wincred.c b/contrib/credential/wincred/git-credential-wincred.c
index 4be0d58cd8..04145b5118 100644
--- a/contrib/credential/wincred/git-credential-wincred.c
+++ b/contrib/credential/wincred/git-credential-wincred.c
@@ -12,7 +12,9 @@
 
 #define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
 
+#ifndef _MSC_VER
 __attribute__((format (printf, 1, 2)))
+#endif
 static void die(const char *err, ...)
 {
 	char msg[4096];