diff --git a/i18n/en.json b/i18n/en.json
index b8db63d3..48dd3d13 100644
--- a/i18n/en.json
+++ b/i18n/en.json
@@ -6,7 +6,7 @@
     },
     "revisionslider": "RevisionSlider",
     "revisionslider-desc": "Shows a slider allowing selecting and comparing of revisions on a diff page",
-    "revisionslider-beta-feature-message": "RevisionSlider",
+    "revisionslider-beta-feature-message": "Revision slider",
     "revisionslider-beta-feature-description": "Show a revision slider when comparing two revisions of a page.",
     "revisionslider-toggle-label": "Browse history",
     "revisionslider-page-size": "$1 {{PLURAL:$2|byte|bytes}}",