diff --git a/src/Shader/VertexProgram.cpp b/src/Shader/VertexProgram.cpp
index 1989c87..492dd41 100644
--- a/src/Shader/VertexProgram.cpp
+++ b/src/Shader/VertexProgram.cpp
@@ -1438,6 +1438,7 @@
 		const Vector4f &src = fetchRegister(temporaryRegister);
 		Int4 condition = As<Int4>(src.x);
 		condition &= enableStack[enableIndex - 1];
+		if(shader->containsLeaveInstruction()) condition &= enableLeave;
 		enableStack[enableIndex] = condition;
 
 		Bool notAllFalse = SignMask(condition) != 0;