diff --git a/servant/src/Servant/API/Internal/Test/ComprehensiveAPI.hs b/servant/src/Servant/API/Internal/Test/ComprehensiveAPI.hs
index e7c15633..0f39a910 100644
--- a/servant/src/Servant/API/Internal/Test/ComprehensiveAPI.hs
+++ b/servant/src/Servant/API/Internal/Test/ComprehensiveAPI.hs
@@ -37,7 +37,8 @@ type ComprehensiveAPIWithoutRaw =
   Verb 'POST 204 '[JSON] NoContent :<|>
   Verb 'POST 204 '[JSON] Int :<|>
   WithNamedContext "foo" '[] GET :<|>
-  CaptureAll "foo" Int :> GET
+  CaptureAll "foo" Int :> GET :<|>
+  EmptyAPI
 
 comprehensiveAPIWithoutRaw :: Proxy ComprehensiveAPIWithoutRaw
 comprehensiveAPIWithoutRaw = Proxy