diff --git a/plugins/zzogl-pg/opengl/ZZoglCreate.cpp b/plugins/zzogl-pg/opengl/ZZoglCreate.cpp
index 31fd3ccaa4..2107c41b4b 100644
--- a/plugins/zzogl-pg/opengl/ZZoglCreate.cpp
+++ b/plugins/zzogl-pg/opengl/ZZoglCreate.cpp
@@ -315,6 +315,7 @@ __forceinline bool LoadShadersFromDat()
 	return true;
 }
 
+#ifdef DEVBUILD
 __forceinline bool LoadShadersFromFX()
 {
 	// test if ps2hw.fx exists
@@ -348,6 +349,7 @@ __forceinline bool LoadShadersFromFX()
 	return true;
 }
 #endif
+#endif
 
 
 // open shader file according to build target