diff --git a/libraries/gpu/src/gpu/Shader.h b/libraries/gpu/src/gpu/Shader.h
index ec712bfa78..e4643f2b7c 100755
--- a/libraries/gpu/src/gpu/Shader.h
+++ b/libraries/gpu/src/gpu/Shader.h
@@ -185,7 +185,7 @@ protected:
     Type _type;
 
     // Whether or not the shader compilation failed
-    mutable bool _compilationHasFailed { false };
+    bool _compilationHasFailed { false };
 };
 
 typedef Shader::Pointer ShaderPointer;