diff --git a/defaults/main.yml b/defaults/main.yml
index d6d5e65..84898d2 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -22,6 +22,7 @@ dotfiles__aliases:
   - {alias: "VISUAL", command: "/usr/bin/gedit", color: false}
   - {alias: "gitsubpull", command: "git submodule foreach '(git checkout \\$(git symbolic-ref --short refs/remotes/origin/HEAD | sed 's@^origin/@@'); git pull)'", color: false}
   - {alias: "pwgen", command: "/usr/bin/pwgen --num-passwords=3000 --numerals --capitalize --secure --no-vowels --ambiguous 95 1", color: false}
+  - {alias: "gdiff", command: "git diff --submodule=diff", color: false}
 
 # enable bash completion
 dotfiles__bash_completion_enabled: true
diff --git a/meta/main.yml b/meta/main.yml
index a2d535a..dc0f9f6 100644
--- a/meta/main.yml
+++ b/meta/main.yml
@@ -5,7 +5,6 @@ galaxy_info:
   role_name: dotfiles
   license: "MIT"
   min_ansible_version: '2.13'
-  github_branch: main
   platforms:
     - name: ArchLinux
       versions: ['all']