diff --git a/.travis.yml b/.travis.yml
index d0dd11b..ea297dc 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,6 +19,7 @@ before_script:
   - pylint --errors-only ./testing
 
 script:
+  - ./scripts/lint-yaml-dirs
   - ./scripts/lint-json-dirs
   - pre-commit run --all-files --verbose
   - pytest
diff --git a/requirements.txt b/requirements.txt
index e2615fc..31179af 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,3 +2,4 @@ demjson
 jsonschema
 pre-commit
 pylint
+yamllint
diff --git a/scripts/lint-yaml-dirs b/scripts/lint-yaml-dirs
new file mode 100755
index 0000000..c135a21
--- /dev/null
+++ b/scripts/lint-yaml-dirs
@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+# Grab the execution directory
+SCRIPT_DIR="$( dirname "$( readlink -f "${BASH_SOURCE[0]}" )")"
+OUTPUT_SEP="==================================="
+
+# Define variables for the directory to lint
+lintDirYaml() {
+  echo "JSONLINT - All files in dir $1."
+  echo $OUTPUT_SEP
+  for file in "$SCRIPT_DIR/../$1/"*.yaml; do
+    yamllint "$file"
+    exitStatus=$?
+    if [[ $exitStatus -ne 0 ]]
+    then
+      exit $exitStatus
+    fi
+  done
+  echo ""
+}
+
+lintDirYaml "api"