diff --git a/testing/normalise_result b/testing/normalise_result
index d3387756..03399b6f 100755
--- a/testing/normalise_result
+++ b/testing/normalise_result
@@ -21,6 +21,10 @@ while( <STDIN> ) {
     $_ = "";
   };
 
+  /^Vary: / && do {
+    $_ = "";
+  };
+
   /^X-(DAViCal|RSCDS)-Version: (DAViCal|RSCDS)\/[0-9.]+\.[0-9.]+\.[0-9.]+; DB\/[0-9.]+\.[0-9.]+\.[0-9.]+/ && do {
     $_ = "";
   };