diff --git a/include/SDL_stdinc.h b/include/SDL_stdinc.h
index e77a248de0d1e..a0b64e8b33bf6 100644
--- a/include/SDL_stdinc.h
+++ b/include/SDL_stdinc.h
@@ -268,8 +268,8 @@ typedef uint64_t Uint64;
 #ifndef SDL_PRIs64
 #if defined(__WIN32__) || defined(__GDK__)
 #define SDL_PRIs64 "I64d"
-#elif defined(PRIs64)
-#define SDL_PRIs64 PRIs64
+#elif defined(PRId64)
+#define SDL_PRIs64 PRId64
 #elif defined(__LP64__) && !defined(__APPLE__) && !defined(__EMSCRIPTEN__)
 #define SDL_PRIs64 "ld"
 #else