diff --git a/bin/git-delete-submodule b/bin/git-delete-submodule
index ac5f451..85532ca 100755
--- a/bin/git-delete-submodule
+++ b/bin/git-delete-submodule
@@ -8,6 +8,6 @@ test ! -f .gitmodules && echo ".gitmodules file not found" 1>&2 && exit 2
 NAME=$(echo $submodule | sed 's/\/$//g')
 test -z $(git config --file=.gitmodules submodule.$NAME.url) && echo "submodule not found" 1>&2 && exit 3
 
-git config --remove-section submodule.$NAME
-git config --file=.gitmodules --remove-section submodule.$NAME
+git submodule deinit $NAME
 git rm --cached $NAME
+rm -rf .git/modules/$NAME