diff --git a/dist/index.js b/dist/index.js
index bb6ce171a..838c7cd39 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -355,8 +355,10 @@ async function run() {
     if (waitForMinutes > MAX_WAIT_MINUTES) {
       waitForMinutes = MAX_WAIT_MINUTES;
     }
-    const forceNewDeployment = core.getInput('force-new-deployment', { required: false }) || false;
 
+    const forceNewDeployInput = core.getInput('force-new-deployment', { required: false });
+    const forceNewDeployment = forceNewDeployInput != undefined && (forceNewDeployInput.toLowerCase === 'true' || forceNewDeployInput);
+    
     // Register the task definition
     core.debug('Registering the task definition');
     const taskDefPath = path.isAbsolute(taskDefinitionFile) ?
diff --git a/index.js b/index.js
index dc9b2fef8..c0f49f74d 100644
--- a/index.js
+++ b/index.js
@@ -222,8 +222,10 @@ async function run() {
     if (waitForMinutes > MAX_WAIT_MINUTES) {
       waitForMinutes = MAX_WAIT_MINUTES;
     }
-    const forceNewDeployment = core.getInput('force-new-deployment', { required: false }) || false;
 
+    const forceNewDeployInput = core.getInput('force-new-deployment', { required: false });
+    const forceNewDeployment = forceNewDeployInput != undefined && (forceNewDeployInput.toLowerCase === 'true' || forceNewDeployInput);
+    
     // Register the task definition
     core.debug('Registering the task definition');
     const taskDefPath = path.isAbsolute(taskDefinitionFile) ?