diff --git a/src/thread/generic/SDL_systhread_c.h b/src/thread/generic/SDL_systhread_c.h
index f9ddc41d8..c6fe446a6 100644
--- a/src/thread/generic/SDL_systhread_c.h
+++ b/src/thread/generic/SDL_systhread_c.h
@@ -23,4 +23,6 @@
 /* Stub until we implement threads on this platform */
 typedef int SYS_ThreadHandle;
 
+#ifndef DISABLE_THREADS
 #define DISABLE_THREADS
+#endif