diff --git a/systems/common/default.nix b/systems/common/default.nix
index a38f3f3..f107219 100644
--- a/systems/common/default.nix
+++ b/systems/common/default.nix
@@ -42,11 +42,15 @@
   xdg.mimeApps = {
     enable = true;
 
-    defaultApplications = {
-      "image/png" = ["org.gnome.Loupe.desktop"];
-      "image/jpeg" = ["org.gnome.eog.desktop"];
-      "video/webm" = ["mpv.desktop"];
-      "application/pdf" = ["org.gnome.Evince.desktop"];
+    defaultApplications = let
+      imageViewer = ["org.gnome.Loupe.desktop"];
+      videoViewer = ["mpv.desktop"];
+      documentViewer = ["org.gnome.Evince.desktop"];
+    in {
+      "image/png" = imageViewer;
+      "image/jpeg" = imageViewer;
+      "video/webm" = videoViewer;
+      "application/pdf" = documentViewer;
     };
   };
 }