diff --git a/.config/setup/01-install-packages.sh b/.config/setup/01-install-packages.sh
index 23c404e..0483802 100755
--- a/.config/setup/01-install-packages.sh
+++ b/.config/setup/01-install-packages.sh
@@ -1,5 +1,8 @@
 #! /usr/bin/bash
 
+set -euo pipefail
+IFS=$'\n\t'
+
 DEB_PKGS=(
     # keep-sorted start
     age
diff --git a/.local/bin/run-sway b/.local/bin/run-sway
index 1f5191f..35a1c90 100755
--- a/.local/bin/run-sway
+++ b/.local/bin/run-sway
@@ -1,4 +1,7 @@
 #! /usr/bin/bash
 
+set -euo pipefail
+IFS=$'\n\t'
+
 source /home/ohad/.profile
 exec /usr/bin/sway