diff --git a/molecule/default/Dockerfile.j2 b/molecule/default/Dockerfile.j2
index 0a60553..7e0b78d 100644
--- a/molecule/default/Dockerfile.j2
+++ b/molecule/default/Dockerfile.j2
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: MIT
 # Molecule managed
 
 {% if item.registry is defined %}
diff --git a/molecule/default/molecule.yml b/molecule/default/molecule.yml
index 066964a..86e9115 100644
--- a/molecule/default/molecule.yml
+++ b/molecule/default/molecule.yml
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: MIT
 ---
 dependency:
   name: galaxy
diff --git a/molecule/default/yamllint.yml b/molecule/default/yamllint.yml
index e00a5a9..49378c9 100644
--- a/molecule/default/yamllint.yml
+++ b/molecule/default/yamllint.yml
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: MIT
 ---
 extends: default
 rules: