diff --git a/src/GafferML/DataToTensor.cpp b/src/GafferML/DataToTensor.cpp
index 547e57b31f0..36ccc992331 100644
--- a/src/GafferML/DataToTensor.cpp
+++ b/src/GafferML/DataToTensor.cpp
@@ -169,8 +169,10 @@ void DataToTensor::compute( Gaffer::ValuePlug *output, const Gaffer::Context *co
 			output->setToDefault();
 		}
 	}
-
-	ComputeNode::compute( output, context );
+	else
+	{
+		ComputeNode::compute( output, context );
+	}
 }
 
 Gaffer::ValuePlug::CachePolicy DataToTensor::computeCachePolicy( const Gaffer::ValuePlug *output ) const