diff --git a/web/packages/extension/manifest_firefox.json5 b/web/packages/extension/manifest_firefox.json5
index be79258c3..4c95c534d 100644
--- a/web/packages/extension/manifest_firefox.json5
+++ b/web/packages/extension/manifest_firefox.json5
@@ -1,6 +1,7 @@
 {
     "manifest_version": 2,
     "name": "Ruffle - Flash Emulator",
+    "short_name": "Ruffle",
     "version": null, // Filled by Webpack.
     "default_locale": "en",
     "description": "__MSG_description__",
diff --git a/web/packages/extension/manifest_other.json5 b/web/packages/extension/manifest_other.json5
index f227debf5..2d3d70575 100644
--- a/web/packages/extension/manifest_other.json5
+++ b/web/packages/extension/manifest_other.json5
@@ -1,6 +1,7 @@
 {
     "manifest_version": 3,
     "name": "Ruffle - Flash Emulator",
+    "short_name": "Ruffle",
     "version": null, // Filled by Webpack.
     "default_locale": "en",
     "description": "__MSG_description__",