diff --git a/src/external/rlsw.h b/src/external/rlsw.h
index 57cda1b91..da2c6d93e 100644
--- a/src/external/rlsw.h
+++ b/src/external/rlsw.h
@@ -526,7 +526,7 @@ void swBindTexture(uint32_t id);
 
 #endif // RLSW_H
 
-#define RLSW_IMPL
+
 #ifdef RLSW_IMPL
 
 #include <stdlib.h>