diff --git a/src/core/linux/SDL_threadprio.c b/src/core/linux/SDL_threadprio.c
index edfe7d1..0ea8239 100644
--- a/src/core/linux/SDL_threadprio.c
+++ b/src/core/linux/SDL_threadprio.c
@@ -181,6 +181,10 @@
     }
     return SDL_TRUE;
 }
+#else
+
+#define rtkit_max_realtime_priority 99
+
 #endif /* dbus */
 #endif /* threads */