diff --git a/mods/XMousePasteBlock/data/chroot b/mods/XMousePasteBlock/data/chroot
index 2b70081..74fe093 100755
--- a/mods/XMousePasteBlock/data/chroot
+++ b/mods/XMousePasteBlock/data/chroot
@@ -1,5 +1,5 @@
 #!/bin/bash
-set +e
+set -e
 if [[ -f "/usr/local/bin/xmousepasteblock" ]]; then
 	exit
 fi
diff --git a/mods/dev-remove/data/chroot b/mods/dev-remove/data/chroot
index d4867fe..d50e3fe 100755
--- a/mods/dev-remove/data/chroot
+++ b/mods/dev-remove/data/chroot
@@ -1,3 +1,4 @@
 #!/bin/bash
+set -e
 apt -y remove build-essential git pkg-config *-dev
 apt -y autoremove
diff --git a/mods/ksuperkey/data/chroot b/mods/ksuperkey/data/chroot
index aa29554..7f28d9d 100755
--- a/mods/ksuperkey/data/chroot
+++ b/mods/ksuperkey/data/chroot
@@ -1,5 +1,5 @@
 #!/bin/bash
-set +e
+set -e
 if [[ -f "/usr/local/bin/ksuperkey" ]]; then
 	exit
 fi
diff --git a/mods/live-installer/data/chroot b/mods/live-installer/data/chroot
index b465e31..c2cb0b1 100755
--- a/mods/live-installer/data/chroot
+++ b/mods/live-installer/data/chroot
@@ -1 +1,3 @@
+#!/bin/bash
+set -e
 apt install -y --download-only cryptsetup cryptsetup-initramfs
\ No newline at end of file
diff --git a/mods/seamonkey/data/chroot b/mods/seamonkey/data/chroot
index ec1c22a..137c09d 100755
--- a/mods/seamonkey/data/chroot
+++ b/mods/seamonkey/data/chroot
@@ -1,4 +1,5 @@
 #!/bin/bash
+set -e
 echo "deb http://downloads.sourceforge.net/project/ubuntuzilla/mozilla/apt all main" >>"/etc/apt/sources.list"
 apt -y install dirmngr
 apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 2667CA5C