diff --git a/src/Shader/PixelShader.cpp b/src/Shader/PixelShader.cpp
index 939ead6..ddddb94 100644
--- a/src/Shader/PixelShader.cpp
+++ b/src/Shader/PixelShader.cpp
@@ -36,6 +36,7 @@
 			vFaceDeclared = ps->vFaceDeclared;
 			usedSamplers = ps->usedSamplers;
 
+			optimize();
 			analyze();
 		}
 	}
@@ -48,6 +49,7 @@
 		vFaceDeclared = false;
 		centroid = false;
 
+		optimize();
 		analyze();
 	}