diff --git a/src/kes.js b/src/kes.js
index 07b5673..e6f4b65 100644
--- a/src/kes.js
+++ b/src/kes.js
@@ -170,6 +170,9 @@ class Kes {
       const destPath = path.join(this.config.kesFolder, this.cf_template_name);
       console.log(`Template saved to ${destPath}`);
       return fs.writeFileSync(destPath, cf);
+    }).catch((e) => {
+      console.log(e);
+      throw e;
     });
   }
 
diff --git a/src/lambda.js b/src/lambda.js
index 7ad517f..65b06c2 100644
--- a/src/lambda.js
+++ b/src/lambda.js
@@ -134,7 +134,13 @@ class Lambda {
       s3.headObject({
         Bucket: this.bucket,
         Key: lambda.remote
-      }).promise().then((data) => {
+      }).promise().catch(
+          (e) => {
+            console.log('Error uploading lambda to: ' + params.Bucket + '/' + params.Key);
+
+            throw e;
+          }
+      ).then((data) => {
         if (data.ContentLength !== params.Body.byteLength) {
           throw new Error('File sizes don\'t match');
         }