diff --git a/.travis.yml b/.travis.yml
index ffc6f9e..95e7f21 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,8 +2,7 @@ language: python
 python:
   - "3.6"
 before_install:
-  - sudo apt-get update -q
-  - sudo apt-get install -y redis
+  - bash ./ci/ci_dependencies.sh
   - pip3 install black
   - pip3 install pylint
 install:
@@ -13,4 +12,4 @@ before_script:
 script:
   - python3 ./ci/ci_test.py
 after_script:
-  - bash ./ci/ci_commit.sh
+  - bash ./ci/ci_commit.shs
diff --git a/ci/ci_dependencies.sh b/ci/ci_dependencies.sh
new file mode 100644
index 0000000..76ffe43
--- /dev/null
+++ b/ci/ci_dependencies.sh
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+install_dependencies() {
+  sudo add-apt-repository universe
+  sudo apt-get update -q
+  sudo apt-get install -y redis
+}
+
+install_dependencies()