1 files changed, 2 insertions, 2 deletions
diff --git a/include/grpc/support/string_util.h b/include/grpc/support/string_util.h
index c68577b626..05cbd3b8c9 100644
--- a/include/grpc/support/string_util.h
+++ b/include/grpc/support/string_util.h
@@ -54,8 +54,8 @@ GPRAPI char *gpr_strdup(const char *src);
 
    On error, returns -1 and sets *strp to NULL. If the format string is bad,
    the result is undefined. */
-GPRAPI int gpr_asprintf(char **strp, const char *format, ...)
-    __attribute__((format(printf, 2, 3)));
+GPRAPI int gpr_asprintf(char **strp, const char *format,
+                        ...) GPRC_PRINT_FORMAT_CHECK(2, 3);
 
 #ifdef __cplusplus
 }