diff --git a/dom0.sh b/dom0.sh
index cd157d1..7d39042 100644
--- a/dom0.sh
+++ b/dom0.sh
@@ -14,6 +14,8 @@
 # License for the specific language governing permissions and limitations under
 # the License.
 
+set -e
+
 # Enabling discard and fstrim
 sudo sed -i 's/issue_discards = 0/issue_discards = 1/g' /etc/lvm/lvm.conf
 sudo systemctl enable --now fstrim.timer
diff --git a/fedora-minimal/fedora-minimal.sh b/fedora-minimal/fedora-minimal.sh
index e0c1bf7..f06c6e4 100644
--- a/fedora-minimal/fedora-minimal.sh
+++ b/fedora-minimal/fedora-minimal.sh
@@ -14,6 +14,8 @@
 # License for the specific language governing permissions and limitations under
 # the License.
 
+set -e
+
 unpriv(){
   sudo -u nobody "$@"
 }
diff --git a/fedora-minimal/sys-net.sh b/fedora-minimal/sys-net.sh
index 75578b3..facc71c 100644
--- a/fedora-minimal/sys-net.sh
+++ b/fedora-minimal/sys-net.sh
@@ -14,6 +14,8 @@
 # License for the specific language governing permissions and limitations under
 # the License.
 
+set -e
+
 # Install necessary packages
 dnf install -y @hardware-support arc-theme chrony gnome-keyring NetworkManager-wifi network-manager-applet qubes-core-agent-networking qubes-core-agent-network-manager xfce4-notifyd
 
diff --git a/whonix/whonix-gw.sh b/whonix/whonix-gw.sh
index 11d62eb..a5e4610 100644
--- a/whonix/whonix-gw.sh
+++ b/whonix/whonix-gw.sh
@@ -14,6 +14,8 @@
 # License for the specific language governing permissions and limitations under
 # the License.
 
+set -e
+
 unpriv(){
   sudo -u nobody "$@"
 }
diff --git a/whonix/whonix-ws.sh b/whonix/whonix-ws.sh
index e8e9f0f..d54a187 100644
--- a/whonix/whonix-ws.sh
+++ b/whonix/whonix-ws.sh
@@ -14,6 +14,8 @@
 # License for the specific language governing permissions and limitations under
 # the License.
 
+set -e
+
 unpriv(){
   sudo -u nobody "$@"
 }