diff --git a/distros/debian/11/update.sh b/distros/debian/11/update.sh
index afdcac7..01fcfc0 100755
--- a/distros/debian/11/update.sh
+++ b/distros/debian/11/update.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-root="$(cd "$(dirname "$0")"; pwd)"
+root="$(cd "$(dirname "$0")" || exit; pwd)"
 hcl="$root/amd64.pkrvars.hcl"
 
 base="https://cdimage.debian.org/cdimage/archive/latest-oldoldstable/arm64/iso-cd/"
diff --git a/distros/debian/12/update.sh b/distros/debian/12/update.sh
index 493738a..910fd7c 100755
--- a/distros/debian/12/update.sh
+++ b/distros/debian/12/update.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-root="$(cd "$(dirname "$0")"; pwd)"
+root="$(cd "$(dirname "$0")" || exit; pwd)"
 hcl="$root/amd64.pkrvars.hcl"
 
 base="https://cdimage.debian.org/cdimage/archive/latest-oldstable/arm64/iso-cd/"
diff --git a/distros/debian/13/update.sh b/distros/debian/13/update.sh
index 43934d7..79f45ee 100755
--- a/distros/debian/13/update.sh
+++ b/distros/debian/13/update.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-root="$(cd "$(dirname "$0")"; pwd)"
+root="$(cd "$(dirname "$0")" || exit; pwd)"
 hcl="$root/amd64.pkrvars.hcl"
 
 base="https://cdimage.debian.org/cdimage/release/current/amd64/iso-cd/"