diff --git a/.travis.yml b/.travis.yml
index 3e1abfe3..cdd82abd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,4 +11,4 @@ before_install:
   - cd $HOME/gopath/src/github.com/wtfutil/wtf
   - export GOPROXY="https://gocenter.io" && export GO111MODULE=on
 
-script: go get ./... && go test -v github.com/wtfutil/wtf/...
+script: go get ./... && ./scripts/check-uncommitted-vendor-files.sh && go test -v github.com/wtfutil/wtf/...
diff --git a/go.mod b/go.mod
index d4d0a4a1..eb187024 100644
--- a/go.mod
+++ b/go.mod
@@ -49,6 +49,7 @@ require (
 	github.com/zorkian/go-datadog-api v2.24.0+incompatible
 	golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45
 	google.golang.org/api v0.11.0
+	gopkg.in/jarcoal/httpmock.v1 v1.0.0-20181110093347-3be5f16b70eb // indirect
 	gopkg.in/yaml.v2 v2.2.4
 	k8s.io/api v0.0.0-20191010143144-fbf594f18f80 // indirect
 	k8s.io/apimachinery v0.0.0-20191016060620-86f2f1b9c076
diff --git a/go.sum b/go.sum
index 8ae16b1d..60032bf6 100644
--- a/go.sum
+++ b/go.sum
@@ -336,6 +336,8 @@ gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
 gopkg.in/inf.v0 v0.9.0 h1:3zYtXIO92bvsdS3ggAdA8Gb4Azj0YU+TVY1uGYNFA8o=
 gopkg.in/inf.v0 v0.9.0/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
+gopkg.in/jarcoal/httpmock.v1 v1.0.0-20181110093347-3be5f16b70eb h1:ggw12VRqlkVtHkyK+zh3QP+V6PIGAuKQG/u0Mnkn6TQ=
+gopkg.in/jarcoal/httpmock.v1 v1.0.0-20181110093347-3be5f16b70eb/go.mod h1:d3R+NllX3X5e0zlG1Rful3uLvsGC/Q3OHut5464DEQw=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
diff --git a/scripts/check-uncommitted-vendor-files.sh b/scripts/check-uncommitted-vendor-files.sh
new file mode 100755
index 00000000..780b663a
--- /dev/null
+++ b/scripts/check-uncommitted-vendor-files.sh
@@ -0,0 +1,14 @@
+#!/bin/bash
+
+set -euo pipefail
+
+GOPROXY="https://gocenter.io" GOSUMDB=off GO111MODULE=on go mod tidy
+
+untracked_files=$(git ls-files --others --exclude-standard | wc -l)
+
+diff_stat=$(git diff --shortstat)
+
+if [[ "${untracked_files}" -ne 0 || -n "${diff_stat}" ]]; then
+  echo 'Untracked or diff in tracked vendor files found. Please run "go mod tidy" and commit the changes'
+  exit 1
+fi