diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md
index b77ca7eefb9..f7fac647f41 100644
--- a/.github/CONTRIBUTING.md
+++ b/.github/CONTRIBUTING.md
@@ -23,7 +23,7 @@ under the terms of [COPYING](../COPYING), which is an MIT-like license.
   Examples:
 
   * nginx: init at 2.0.1
-  * firefox: 3.0 -> 3.1.1
+  * firefox: 54.0.1 -> 55.0
   * nixos/hydra: add bazBaz option
   
     Dual baz behavior is needed to do foo.
diff --git a/doc/submitting-changes.xml b/doc/submitting-changes.xml
index c8742a083c3..342941a442a 100644
--- a/doc/submitting-changes.xml
+++ b/doc/submitting-changes.xml
@@ -78,7 +78,7 @@ Additional information.
 
 <listitem>
 <para>
-<command>firefox: 3.0 -> 3.1.1</command>
+<command>firefox: 54.0.1 -> 55.0</command>
 </para>
 </listitem>