diff --git a/action.yml b/action.yml
index 7bee8e48..4b82edf1 100644
--- a/action.yml
+++ b/action.yml
@@ -4,7 +4,7 @@ author: "Arduino"
 inputs:
   version:
     description: "Version to use. Example: 3.4.2"
-    required: false
+    required: true
     default: "3.x"
   repo-token:
     description: "Token with permissions to do repo things"
diff --git a/dist/index.js b/dist/index.js
index e5cc12c8..b47fb0cc 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -266,14 +266,9 @@ const installer = __importStar(__nccwpck_require__(1480));
 function run() {
     return __awaiter(this, void 0, void 0, function* () {
         try {
-            let version = core.getInput("version");
+            const version = core.getInput("version", { required: true });
             const repoToken = core.getInput("repo-token");
-            if (!version) {
-                version = "2.x";
-            }
-            if (version) {
-                yield installer.getTask(version, repoToken);
-            }
+            yield installer.getTask(version, repoToken);
         }
         catch (error) {
             core.setFailed(error.message);
diff --git a/src/main.ts b/src/main.ts
index 296d6599..bdbe842b 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -15,15 +15,10 @@ import * as installer from "./installer";
 
 async function run() {
   try {
-    let version = core.getInput("version");
+    const version = core.getInput("version", { required: true });
     const repoToken = core.getInput("repo-token");
-    if (!version) {
-      version = "2.x";
-    }
 
-    if (version) {
-      await installer.getTask(version, repoToken);
-    }
+    await installer.getTask(version, repoToken);
   } catch (error) {
     core.setFailed(error.message);
   }