diff --git a/src/LambdaReq.js b/src/LambdaReq.js
index b022da2..0fe41d3 100644
--- a/src/LambdaReq.js
+++ b/src/LambdaReq.js
@@ -158,7 +158,7 @@ class LambdaReq {
   _respondToApiGateway (error, response) {
     log('handling APIGateway response: %s %o', error, response)
     
-    let statusCode
+    let statusCode = 200
     
     if (error) {
       statusCode = 500
diff --git a/tests/unit/LambdaReq.js b/tests/unit/LambdaReq.js
index 90b7be4..f555c47 100644
--- a/tests/unit/LambdaReq.js
+++ b/tests/unit/LambdaReq.js
@@ -43,6 +43,7 @@ describe('LambdaReq', () => {
           lambda
         )).eql(true)
         should(callback.getCall(0).args[1]).containEql({
+          statusCode: 200,
           body: '{"success":true}'
         })
       })
@@ -62,6 +63,7 @@ describe('LambdaReq', () => {
               lambda
             )).eql(true)
             should(callback.getCall(0).args[1]).containEql({
+              statusCode: 200,
               body: '{"success":true}'
             })
           })