diff --git a/Code/Mantid/Framework/DataHandling/test/LoadILLTest.h b/Code/Mantid/Framework/DataHandling/test/LoadILLTest.h
index 1650f7a63311e1a85165af8271e765005ab72e61..6c79de285e765eaa09ae32a4656481072d12b6f2 100644
--- a/Code/Mantid/Framework/DataHandling/test/LoadILLTest.h
+++ b/Code/Mantid/Framework/DataHandling/test/LoadILLTest.h
@@ -44,7 +44,7 @@ public:
 		MatrixWorkspace_sptr output2D = boost::dynamic_pointer_cast<
 				MatrixWorkspace>(output);
 
-		TS_ASSERT_EQUALS( output2D->getNumberHistograms(), 98304);
+		TS_ASSERT_EQUALS( output2D->getNumberHistograms(), 98304+1);
 
 		AnalysisDataService::Instance().clear();
 	}