diff --git a/update.sh b/update.sh
index b81e314..07a1c34 100755
--- a/update.sh
+++ b/update.sh
@@ -5,11 +5,11 @@ CPOLIS_PATH=$HOME/cpolis
 TAILWINDCSS_REPO_URL=https://api.github.com/repos/tailwindlabs/tailwindcss/releases/latest
 SYSTEMD_USER_DIR=$HOME/.config/systemd/user
 
-! which curl >/dev/null && echo "curl needs to be installed"
-! which go >/dev/null && echo "go needs to be installed"
-! which jq >/dev/null && echo "jq needs to be installed"
-! which tar >/dev/null && echo "tar needs to be installed"
-! which xargs >/dev/null && echo "xargs needs to be installed"
+! which curl >/dev/null && echo "curl needs to be installed" && exit 1
+! which go >/dev/null && echo "go needs to be installed" && exit 1
+! which jq >/dev/null && echo "jq needs to be installed" && exit 1
+! which tar >/dev/null && echo "tar needs to be installed" && exit 1
+! which xargs >/dev/null && echo "xargs needs to be installed" && exit 1
 
 latest_release=$(curl -s $CPOLIS_REPO_URL | jq -r '.[0].tag_name')
 curl -Lo cpolis.tar.gz https://git.streifling.com/jason/cpolis/archive/$latest_release.tar.gz