diff --git a/hledger-lib/hledger-lib.cabal b/hledger-lib/hledger-lib.cabal
index 8246c50ec..bbc7f1cdc 100644
--- a/hledger-lib/hledger-lib.cabal
+++ b/hledger-lib/hledger-lib.cabal
@@ -102,7 +102,7 @@ library
                  ,split >= 0.1 && < 0.3
                  ,time
                  ,transformers >= 0.2 && < 0.5
-                 ,utf8-string >= 0.3.5 && < 0.4
+                 ,utf8-string >= 0.3.5 && < 1.1
                  ,HUnit
   if impl(ghc >= 7.4)
     build-depends: pretty-show >= 1.6.4
diff --git a/hledger/hledger.cabal b/hledger/hledger.cabal
index a15595d73..661240344 100644
--- a/hledger/hledger.cabal
+++ b/hledger/hledger.cabal
@@ -102,7 +102,7 @@ library
                  ,text >= 0.11
                  ,tabular >= 0.2 && < 0.3
                  ,time
-                 ,utf8-string >= 0.3.5 && < 0.4
+                 ,utf8-string >= 0.3.5 && < 1.1
                  ,wizards == 1.0.*
   if impl(ghc >= 7.4)
     build-depends: pretty-show >= 1.6.4
@@ -145,7 +145,7 @@ executable hledger
                  ,tabular >= 0.2 && < 0.3
                  ,text >= 0.11
                  ,time
-                 ,utf8-string >= 0.3.5 && < 0.4
+                 ,utf8-string >= 0.3.5 && < 1.1
                  ,wizards == 1.0.*
   if impl(ghc >= 7.4)
     build-depends: pretty-show >= 1.6.4