diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index f636820..00b9be1 120000
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1 +1 @@
-/nix/store/f6q34qz3fmnjqv3blhy0nb5sdp94jhva-pre-commit-config.json
\ No newline at end of file
+/nix/store/zlf0hrr61mqr4bkjndn922cj615q447g-pre-commit-config.json
\ No newline at end of file
diff --git a/flake.nix b/flake.nix
index 569b491..48b2ad3 100644
--- a/flake.nix
+++ b/flake.nix
@@ -147,6 +147,7 @@
 
             hooks = {
               deadnix.enable = true;
+              shellcheck.enable = true;
               statix.enable = true;
               treefmt.enable = true;
             };
diff --git a/home/programs/scripts/attic-system-cache b/home/programs/scripts/attic-system-cache
index 0f30017..d4a4405 100755
--- a/home/programs/scripts/attic-system-cache
+++ b/home/programs/scripts/attic-system-cache
@@ -6,7 +6,7 @@ export IFS=' '
 
 echo "Uploading $OUT_PATHS ..."
 
-if /run/current-system/sw/bin/attic push nifoc-systems $OUT_PATHS; then
+if /run/current-system/sw/bin/attic push nifoc-systems "$OUT_PATHS"; then
   exit 0
 else
   echo "Ignoring error ..."
diff --git a/home/programs/scripts/copy-git-repo-contents b/home/programs/scripts/copy-git-repo-contents
index 815ebfd..2d29d1c 100755
--- a/home/programs/scripts/copy-git-repo-contents
+++ b/home/programs/scripts/copy-git-repo-contents
@@ -1,15 +1,16 @@
 #!/usr/bin/env nix-shell
 #!nix-shell -i bash -p coreutils findutils rsync
+# shellcheck disable=SC1008
 
 current="$PWD"
 src="$(realpath "$1")"
 dst="$(realpath "$2")"
 
-cd "$dst"
+cd "$dst" || exit
 find . -not -path './.git/*' -not -path './.git' -not -path '.' -not -path '..' -print0 | xargs -0 rm -rf
 rsync -ax "$src/" ./ --exclude .git --exclude deps --exclude _build
 
 rm -rf ./.gitlab
 rm -f ./.gitlab-ci.yml
 
-cd "$current"
+cd "$current" || exit