diff --git a/modules/home-manager/default.nix b/modules/home-manager/default.nix
index ba5f12e..5dbc69e 100644
--- a/modules/home-manager/default.nix
+++ b/modules/home-manager/default.nix
@@ -304,6 +304,7 @@
 
   firefox-no-tabs = {
     programs.firefox = {
+      profileVersion = null;
       profiles = {
         daniel = {
           settings = {