diff --git a/subprojects/extensions-app/data/metainfo/meson.build b/subprojects/extensions-app/data/metainfo/meson.build
index a19bfa80a..f7b0a64ed 100644
--- a/subprojects/extensions-app/data/metainfo/meson.build
+++ b/subprojects/extensions-app/data/metainfo/meson.build
@@ -1,6 +1,10 @@
 metainfo = app_id + '.metainfo.xml'
 i18n.merge_file(
-  input: base_id + '.metainfo.xml.in',
+  input: configure_file(
+    input: base_id + '.metainfo.xml.in',
+    output: app_id + '.metainfo.xml.in',
+    configuration: {'app_id': app_id},
+  ),
   output: metainfo,
   po_dir: po_dir,
   install: true,
diff --git a/subprojects/extensions-app/data/metainfo/org.gnome.Extensions.metainfo.xml.in b/subprojects/extensions-app/data/metainfo/org.gnome.Extensions.metainfo.xml.in
index 1a3f8799c..01970ebad 100644
--- a/subprojects/extensions-app/data/metainfo/org.gnome.Extensions.metainfo.xml.in
+++ b/subprojects/extensions-app/data/metainfo/org.gnome.Extensions.metainfo.xml.in
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <component type="desktop-application">
-  <id>org.gnome.Extensions</id>
+  <id>@app_id@</id>
 
   <name>Extensions</name>
   <summary>Manage your GNOME Extensions</summary>
@@ -16,7 +16,7 @@
   <project_group>GNOME</project_group>
   <developer_name>The GNOME Project</developer_name>
 
-  <launchable type="desktop-id">org.gnome.Extensions.desktop</launchable>
+  <launchable type="desktop-id">@app_id@.desktop</launchable>
 
   <kudos>
     <kudo>HiDpiIcon</kudo>