diff --git a/user/chest/home.nix b/user/chest/home.nix
index 5c730a8..c6c2c95 100644
--- a/user/chest/home.nix
+++ b/user/chest/home.nix
@@ -15,4 +15,9 @@
     krita
     google-chrome
   ];
+
+  xdg.mimeApps = {
+    enable = true;
+    defaultApplications."application/pdf" = "google-chrome.desktop";
+  };
 }
diff --git a/user/sweetbread/home.nix b/user/sweetbread/home.nix
index d55d7ca..b9fe6b5 100644
--- a/user/sweetbread/home.nix
+++ b/user/sweetbread/home.nix
@@ -7,4 +7,9 @@
     libreoffice
     vivaldi
   ];
+
+  xdg.mimeApps = {
+    enable = true;
+    defaultApplications."application/pdf" = "vivaldi-stable.desktop";
+  };
 }