diff --git a/dist/index.js b/dist/index.js
index 1192f3807..6ffd36d5c 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -391,8 +391,8 @@ async function run() {
       waitForMinutes = MAX_WAIT_MINUTES;
     }
 
-    const forceNewDeployInput = core.getInput('force-new-deployment', { required: false }) || false;
-    const forceNewDeployment = forceNewDeployInput != undefined && (forceNewDeployInput.toLowerCase === 'true' || forceNewDeployInput);
+    const forceNewDeployInput = core.getInput('force-new-deployment', { required: false }) || 'false';
+    const forceNewDeployment = forceNewDeployInput.toLowerCase() === 'true';
     
     // Register the task definition
     core.debug('Registering the task definition');
diff --git a/index.js b/index.js
index fa87eb061..dcf84c7a1 100644
--- a/index.js
+++ b/index.js
@@ -226,8 +226,8 @@ async function run() {
       waitForMinutes = MAX_WAIT_MINUTES;
     }
 
-    const forceNewDeployInput = core.getInput('force-new-deployment', { required: false }) || false;
-    const forceNewDeployment = forceNewDeployInput != undefined && (forceNewDeployInput.toLowerCase === 'true' || forceNewDeployInput);
+    const forceNewDeployInput = core.getInput('force-new-deployment', { required: false }) || 'false';
+    const forceNewDeployment = forceNewDeployInput.toLowerCase() === 'true';
     
     // Register the task definition
     core.debug('Registering the task definition');
diff --git a/index.test.js b/index.test.js
index 4a7d768cb..7ec0691aa 100644
--- a/index.test.js
+++ b/index.test.js
@@ -741,7 +741,7 @@ describe('Deploy to ECS', () => {
             .mockReturnValueOnce('cluster-789')          // cluster
             .mockReturnValueOnce('false')                // wait-for-service-stability
             .mockReturnValueOnce('')                     // wait-for-minutes
-            .mockReturnValueOnce(true);                  // force-new-deployment
+            .mockReturnValueOnce('true');                  // force-new-deployment
 
         await run();
         expect(core.setFailed).toHaveBeenCalledTimes(0);