diff --git a/Source/Plugins/Plugin_VideoOGL/Src/StreamBuffer.cpp b/Source/Plugins/Plugin_VideoOGL/Src/StreamBuffer.cpp
index c97e90fba9..4df0a3e01d 100644
--- a/Source/Plugins/Plugin_VideoOGL/Src/StreamBuffer.cpp
+++ b/Source/Plugins/Plugin_VideoOGL/Src/StreamBuffer.cpp
@@ -20,8 +20,8 @@
 #include "GLUtil.h"
 #include "StreamBuffer.h"
 
-#ifndef EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD
-#define EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD              0x9160
+#ifndef GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD
+#define GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD 0x9160
 #endif
 
 namespace OGL