diff --git a/cmd/cbconvert-gui/dist/linux/flatpak/io.github.gen2brain.cbconvert.metainfo.xml b/cmd/cbconvert-gui/dist/linux/flatpak/io.github.gen2brain.cbconvert.metainfo.xml
index 649671b..6040fb7 100644
--- a/cmd/cbconvert-gui/dist/linux/flatpak/io.github.gen2brain.cbconvert.metainfo.xml
+++ b/cmd/cbconvert-gui/dist/linux/flatpak/io.github.gen2brain.cbconvert.metainfo.xml
@@ -29,6 +29,8 @@
   <url type="homepage">https://github.com/gen2brain/cbconvert</url>
   <url type="bugtracker">https://github.com/gen2brain/cbconvert/issues</url>
 
+  <content_rating type="oars-1.1"/>
+
   <releases>
     <release version="1.0.2" date="2023-09-14" type="stable">
       <description>
diff --git a/cmd/cbconvert-gui/dist/linux/flatpak/io.github.gen2brain.cbconvert.yml b/cmd/cbconvert-gui/dist/linux/flatpak/io.github.gen2brain.cbconvert.yml
index 8fc9a21..80e0d96 100644
--- a/cmd/cbconvert-gui/dist/linux/flatpak/io.github.gen2brain.cbconvert.yml
+++ b/cmd/cbconvert-gui/dist/linux/flatpak/io.github.gen2brain.cbconvert.yml
@@ -24,7 +24,10 @@ cleanup:
   - '/lib/cmake'
   - '/lib/pkgconfig'
   - '/lib/ImageMagick*'
-  - '/share'
+  - '/share/ImageMagick*'
+  - '/share/doc'
+  - '/share/man'
+  - '/share/thumbnailers'
 
 modules: