diff --git a/action.yml b/action.yml
index 43799f5..aeef81e 100644
--- a/action.yml
+++ b/action.yml
@@ -37,6 +37,10 @@ inputs:
     description: "Set to 'true' to skip TLS verification"
     required: false
     default: "false"
+  env-data:
+    description: "JSON array of environment variables to set in the stack (e.g. [{\"name\":\"VAR\",\"value\":\"value\"}])"
+    required: false
+    default: "[]"
 
 runs:
   using: "docker"
@@ -52,3 +56,4 @@ runs:
     REPO_USERNAME: ${{ inputs.repo-username }}
     REPO_PASSWORD: ${{ inputs.repo-password }}
     TLS_SKIP_VERIFY: ${{ inputs.tls-skip-verify }}
+    ENV_DATA: ${{ inputs.env-data }}