diff --git a/HLSL2GLSLConverter/src/HLSL2GLSLConverterApp.cpp b/HLSL2GLSLConverter/src/HLSL2GLSLConverterApp.cpp
index fd083fe..635ec8d 100644
--- a/HLSL2GLSLConverter/src/HLSL2GLSLConverterApp.cpp
+++ b/HLSL2GLSLConverter/src/HLSL2GLSLConverterApp.cpp
@@ -144,7 +144,7 @@
 
     LOG_INFO_MESSAGE("Converting \'", InputPath, "\' to GLSL...");
 
-#ifdef ENGINE_DLL
+#if ENGINE_DLL
     // Declare function pointer
     GetEngineFactoryOpenGLType GetEngineFactoryOpenGL = nullptr;
     if( !LoadGraphicsEngineOpenGL(GetEngineFactoryOpenGL) )