diff --git a/.travis.yml b/.travis.yml
index 12d5e15e..68624bc8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,19 +12,39 @@ os: linux
 
 dist: xenial
 
+cache:
+  directories:
+  - "${HOME}/.cache/pip"
+  - "${HOME}/.cache/pre-commit"
+  - "${HOME}/.pre-commit-venv"
+  - "${HOME}/bin"
+  - /usr/lib/python3.8
+
 jobs:
+  include:
+  - language: go
+    go: "1.14"
+    name: Ubuntu 18.04
+    dist: bionic
+    sudo: required
+    before_script:
+      GO111MODULE=on go get mvdan.cc/sh/v3/cmd/shfmt;
+      curl https://pre-commit.com/install-local.py | python3 -
+    script:
+      SKIP=shellcheck pre-commit run --all-files;
+
   - <<: *native_job
     name: Ubuntu 16.04
-  
+
   - <<: *native_job
     name: Ubuntu 18.04
     dist: bionic
-    
+
   - <<: *native_job
     name: MacOS xcode9.4
     os: osx
     osx_image: xcode9.4 # Default xcode on Travis.
-    
+
   - <<: *native_job
     name: MacOS xcode11.5
     os: osx
diff --git a/test/lint-requirements.txt b/test/lint-requirements.txt
new file mode 100644
index 00000000..72224bf8
--- /dev/null
+++ b/test/lint-requirements.txt
@@ -0,0 +1 @@
+pre-commit==2.3.0