diff --git a/modules/home-manager/default.nix b/modules/home-manager/default.nix
index f1dac7e..1f5206c 100644
--- a/modules/home-manager/default.nix
+++ b/modules/home-manager/default.nix
@@ -36,6 +36,12 @@
     options = "--delete-older-than 30d";
   };
 
+  xdg.mimeApps.defaultApplications = {
+    "text/html" = "firefox";
+    "x-scheme-handler/http" = "firefox";
+    "x-scheme-handler/https" = "firefox";
+  };
+
   # This value determines the Home Manager release that your configuration is
   # compatible with. This helps avoid breakage when a new Home Manager release
   # introduces backwards incompatible changes.