diff --git a/servant-server/servant-server.cabal b/servant-server/servant-server.cabal
index 6467717e..ef908290 100644
--- a/servant-server/servant-server.cabal
+++ b/servant-server/servant-server.cabal
@@ -73,7 +73,7 @@ library
   -- strict dependency as we re-export 'servant' things.
   build-depends:
       servant             >= 0.19     && < 0.20
-    , http-api-data       >= 0.4.1    && < 0.5.1
+    , http-api-data       >= 0.4.1    && < 0.6
 
   -- Other dependencies: Lower bound around what is in the latest Stackage LTS.
   -- Here can be exceptions if we really need features from the newer versions.