diff --git a/programs/bash.nix b/programs/bash.nix
index 1b45613..cf0f122 100644
--- a/programs/bash.nix
+++ b/programs/bash.nix
@@ -25,6 +25,8 @@ $NEW_PROMPT_COMMAND"
 
         export PS1="[\t \[\e[32m\]\u\[\e[m\]\[\e[32m\]@\[\e[m\]\[\e[32m\]\h\[\e[m\]]"'$SHELL_PREFIX'" \[\e[36m\]"'$TRIMMED_PWD'"\[\e[m\] \$ "
     fi
+
+    eval "$(/opt/homebrew/bin/brew shellenv)"
     '';
     programs.bash.shellAliases = {
       chmod = "chmod --preserve-root";
diff --git a/programs/firefox.nix b/programs/firefox.nix
index 311c4bd..dec784f 100644
--- a/programs/firefox.nix
+++ b/programs/firefox.nix
@@ -23,6 +23,7 @@
               @import "theme/userChrome.css";
           '' else ''
               @import "theme/chrome/userChrome.css";
+              @import "theme/custom/singletabhidden.css";
           '';
           userContent = if (os == "linux") then ''
               @import "theme/userContent.css";
@@ -39,6 +40,7 @@
               "gnomeTheme.hideSingleTab" = true;
               "signon.rememberSignons" = false;
               "dom.private-attribution.submission.enabled" = false;
+              "app.update.auto" = false;
           };
           extensions = with pkgs.nur.repos.rycee.firefox-addons; [ 
             ublock-origin 
@@ -59,6 +61,16 @@
             force = true;
           };
           containers = {
+            "Personal" = {
+              color = "toolbar";
+              icon = "circle";
+              id = 0;
+            };
+            "ON2IT" = {
+              color = "toolbar";
+              icon = "circle";
+              id = 1;
+            };
             "Lekker van Peet" = {
               color = "toolbar";
               icon = "circle";