diff --git a/install.sh b/install.sh
index 281160a..0c79b41 100755
--- a/install.sh
+++ b/install.sh
@@ -32,6 +32,11 @@ check_sys_depend() {
 }
 
 install_vegvisir() {
+	if ! [ -d ".git" ] ; then
+		echo_err "Not in a git repository"
+		exit 1
+	fi
+
 	if ! [ -d "vegvisir" ] ; then
 		git submodule add https://codeberg.org/vegvisir/vegvisir
 	fi