diff --git a/desktop/org.gnome.Geary.appdata.xml.in.in b/desktop/org.gnome.Geary.appdata.xml.in.in
index e31d62dd..1668d62b 100644
--- a/desktop/org.gnome.Geary.appdata.xml.in.in
+++ b/desktop/org.gnome.Geary.appdata.xml.in.in
@@ -249,4 +249,15 @@
     <content_attribute id="money-purchasing">none</content_attribute>
     <content_attribute id="money-gambling">none</content_attribute>
   </content_rating>
+
+  <recommends>
+    <control>touch</control>
+    <control>keyboard</control>
+    <control>pointing</control>
+  </recommends>
+
+  <requires>
+    <display_length compare="ge">360</display_length>
+  </requires>
+
 </component>
diff --git a/desktop/org.gnome.Geary.desktop.in.in b/desktop/org.gnome.Geary.desktop.in.in
index 27610305..81fa2537 100644
--- a/desktop/org.gnome.Geary.desktop.in.in
+++ b/desktop/org.gnome.Geary.desktop.in.in
@@ -16,6 +16,7 @@ StartupNotify=true
 DBusActivatable=true
 Actions=compose;new-window
 X-GNOME-UsesNotifications=true
+X-Purism-FormFactor=Workstation;Mobile;
 
 [Desktop Action compose]
 Name=Compose Message