diff --git a/action.yml b/action.yml
index 4a4d1cb..ca54951 100644
--- a/action.yml
+++ b/action.yml
@@ -4,6 +4,11 @@ inputs:
   GITHUB_TOKEN:
     description: 'GitHub token'
     required: false
+  allowed-commit-types:
+    description: 'Specify a comma separated list of allowed commit types'
+    default: 'feat,fix,docs,style,refactor,test,build,perf,ci,chore,revert,merge,wip'
+    required: false
+
 runs:
   using: node16
   main: dist/main/index.js
diff --git a/src/isValidCommitMesage.ts b/src/isValidCommitMesage.ts
index edd8578..f192a4e 100644
--- a/src/isValidCommitMesage.ts
+++ b/src/isValidCommitMesage.ts
@@ -1,20 +1,4 @@
-const DEFAULT_COMMIT_TYPES = [
-    "feat",
-    "fix",
-    "docs",
-    "style",
-    "refactor",
-    "test",
-    "build",
-    "perf",
-    "ci",
-    "chore",
-    "revert",
-    "merge",
-    "wip",
-];
-
-const isValidCommitMessage = (message, availableTypes = DEFAULT_COMMIT_TYPES): boolean => {
+const isValidCommitMessage = (message: string, availableTypes: string[]): boolean => {
     // Exceptions.
     // This is a message that's auto-generated by git. Can't do much about it unfortunately. Let's allow it.
     if (message.startsWith("Merge ") || message.startsWith("Revert ")) {
diff --git a/src/main.ts b/src/main.ts
index b1ec4bd..0d15448 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -19,7 +19,10 @@ async function run() {
     core.startGroup("Commit messages:");
     for (let i = 0; i < extractedCommits.length; i++) {
         let commit = extractedCommits[i];
-        if (isValidCommitMessage(commit.message)) {
+
+        const allowedCommitTypes = core.getInput("allowed-commit-types").split(",");
+
+        if (isValidCommitMessage(commit.message, allowedCommitTypes)) {
             core.info(`✅ ${commit.message}`);
         } else {
             core.info(`🚩 ${commit.message}`);