diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..3404bd9
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,12 @@
+{
+  "language": "node_js",
+  "before_install": [
+    "git clone https://github.com/YunoHost/package_linter /tmp/package_linter"
+  ],
+  "script": [
+    "/tmp/package_linter/package_linter.py ./"
+  ],
+  "group": "stable",
+  "dist": "trusty",
+  "os": "linux"
+}
diff --git a/scripts/backup b/scripts/backup
index d3d961f..bcb2b3a 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -3,6 +3,7 @@
 # yunohost backup create -n "bozon-test" --ignore-system --apps bozon
 # yunohost backup delete bozon-test
 
+set -eu
 if [ ! -e _common.sh ]; then
 	# Get the _common.sh file if it's not in the current directory
 	sudo cp ../settings/scripts/_common.sh ./_common.sh
diff --git a/scripts/install b/scripts/install
index 6b328fa..61fe699 100644
--- a/scripts/install
+++ b/scripts/install
@@ -1,5 +1,6 @@
 #!/bin/bash
 
+set -eu
 source _common.sh
 source /usr/share/yunohost/helpers
 
diff --git a/scripts/remove b/scripts/remove
index 6e36d13..dde330e 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -2,6 +2,7 @@
 # to test the functionnality :
 # yunohost app remove bozon
 
+set -u
 if [ ! -e _common.sh ]; then
 	# Get the _common.sh file if it's not in the current directory
 	sudo cp ../settings/scripts/_common.sh ./_common.sh
diff --git a/scripts/restore b/scripts/restore
index 2055b36..f51791e 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -4,6 +4,7 @@
 # yunohost app remove bozon
 # yunohost backup restore "bozon-test"
 
+set -eu
 if [ ! -e _common.sh ]; then
 	# Fetch helpers file if not in current directory
 	sudo cp ../settings/scripts/_common.sh ./_common.sh
diff --git a/scripts/upgrade b/scripts/upgrade
index a024b5e..f87bc8c 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -1,5 +1,6 @@
 #!/bin/bash
 
+set -eu
 source _common.sh
 source /usr/share/yunohost/helpers