diff --git a/src/Nazara/Shader/SpirvConstantCache.cpp b/src/Nazara/Shader/SpirvConstantCache.cpp
index 97d40a509..6146c29e5 100644
--- a/src/Nazara/Shader/SpirvConstantCache.cpp
+++ b/src/Nazara/Shader/SpirvConstantCache.cpp
@@ -233,7 +233,7 @@ namespace Nz
 
 		void Register(const Function& func)
 		{
-			Register(func.returnType);
+			cache.Register(*func.returnType);
 			Register(func.parameters);
 		}