diff --git a/hooks/install b/hooks/install
index 015c1435..e9027a88 100755
--- a/hooks/install
+++ b/hooks/install
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/bash -e
 # Wrapper to deal with newer Ubuntu versions that don't have py2 installed
 # by default.
 
diff --git a/hooks/install_deps b/hooks/install_deps
index 506d9d64..4d06619a 100755
--- a/hooks/install_deps
+++ b/hooks/install_deps
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/bash -e
 # Install required dependencies for charm runtime
 
 declare -a DEPS=('apt' 'netaddr' 'netifaces' 'yaml' 'jinja2' 'dnspython')
diff --git a/hooks/upgrade-charm b/hooks/upgrade-charm
index c1771bf0..14948004 100755
--- a/hooks/upgrade-charm
+++ b/hooks/upgrade-charm
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/bash -e
 # Re-install dependencies to deal with py2->py3 switch for charm
 
 ./hooks/install_deps