diff --git a/vendor/librw/src/base.cpp b/vendor/librw/src/base.cpp
index 13937b5..e3b78a0 100644
--- a/vendor/librw/src/base.cpp
+++ b/vendor/librw/src/base.cpp
@@ -26,7 +26,7 @@ namespace rw {
 
 int32 version = 0x36003;
 int32 build = 0xFFFF;
-#ifdef defined RW_PS2
+#if defined RW_PS2
 	int32 platform = PLATFORM_PS2;
 #elif defined RW_WDGL
 	int32 platform = PLATFORM_WDGL;