diff --git a/src/core/operations/Gunzip.mjs b/src/core/operations/Gunzip.mjs
index e45ecf8b..1cd789c3 100644
--- a/src/core/operations/Gunzip.mjs
+++ b/src/core/operations/Gunzip.mjs
@@ -40,8 +40,7 @@ class Gunzip extends Operation {
         null,
         {
             input:  [7, 8],
-            output: [3.5, 6],
-            change: true
+            output: [3.5, 6]
         });
     }