diff --git a/tools/experimental_features.yaml b/tools/experimental_features.yaml
index 227b2d592b3..7288f5b4151 100644
--- a/tools/experimental_features.yaml
+++ b/tools/experimental_features.yaml
@@ -80,10 +80,6 @@
 current-version: 2.9
 
 features:
-  extension-methods:
-    help: "Extension Methods"
-    enabledIn: '2.6.0'
-
   non-nullable:
     help: "Non Nullable by default"
 
@@ -101,6 +97,10 @@ features:
 # on the command line, and will eventually be removed.
 #
 
+  extension-methods:
+    help: "Extension Methods"
+    enabledIn: '2.6.0'
+
   constant-update-2018:
     help: "Enhanced constant expressions"
     enabledIn: '2.4.1'