diff --git a/hledger-web/hledger-web.cabal b/hledger-web/hledger-web.cabal
index 38b3fdbbc..6633bf116 100644
--- a/hledger-web/hledger-web.cabal
+++ b/hledger-web/hledger-web.cabal
@@ -134,8 +134,8 @@ library
                    , transformers
                    , wai
                    , wai-extra
-                   , wai-handler-launch   >= 1.3 && < 1.4
-                   , warp                 >= 1.3 && < 2
+                   , wai-handler-launch   >= 1.3 && < 2.1
+                   , warp                 >= 1.3 && < 2.1
                    , yaml
                    , yesod                >= 1.2 && < 1.3
                    , yesod-core
@@ -225,8 +225,8 @@ executable         hledger-web
                    , transformers
                    , wai
                    , wai-extra
-                   , wai-handler-launch   >= 1.3 && < 1.4
-                   , warp                 >= 1.3 && < 2
+                   , wai-handler-launch   >= 1.3 && < 2.1
+                   , warp                 >= 1.3 && < 2.1
                    , yaml
                    , yesod                >= 1.2 && < 1.3
                    , yesod-core