diff --git a/packaging/AppImage/cura.desktop.jinja b/packaging/AppImage/cura.desktop.jinja
index 1230d4ff5c..8b645c826e 100644
--- a/packaging/AppImage/cura.desktop.jinja
+++ b/packaging/AppImage/cura.desktop.jinja
@@ -9,7 +9,7 @@ Exec=UltiMaker-Cura %F
 Icon=cura-icon
 Terminal=false
 Type=Application
-MimeType=model/stl;application/vnd.ms-3mfdocument;application/prs.wavefront-obj;image/bmp;image/gif;image/jpeg;image/png;text/x-gcode;application/x-amf;application/x-ply;application/x-ctm;model/vnd.collada+xml;model/gltf-binary;model/gltf+json;model/vnd.collada+xml+zip;
+MimeType=model/stl;application/vnd.ms-3mfdocument;model/3mf;application/prs.wavefront-obj;image/bmp;image/gif;image/jpeg;image/png;text/x-gcode;application/x-amf;application/x-ply;application/x-ctm;model/vnd.collada+xml;model/gltf-binary;model/gltf+json;model/vnd.collada+xml+zip;
 Categories=Graphics;
 Keywords=3D;Printing;
 X-AppImage-Version={{ cura_version }}