diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+1.3.5
+
+* Increase upper bound on `foldl`
+
 1.3.4
 
 * Bug fix: `cptree` now correctly copies files instead of creating directories
diff --git a/turtle.cabal b/turtle.cabal
--- a/turtle.cabal
+++ b/turtle.cabal
@@ -1,5 +1,5 @@
 Name: turtle
-Version: 1.3.4
+Version: 1.3.5
 Cabal-Version: >=1.10
 Build-Type: Simple
 License: BSD3
@@ -55,7 +55,7 @@
         bytestring           >= 0.9.1.8 && < 0.11,
         clock                >= 0.4.1.2 && < 0.8 ,
         directory            >= 1.0.7   && < 1.4 ,
-        foldl                >= 1.1     && < 1.3 ,
+        foldl                >= 1.1     && < 1.4 ,
         hostname                           < 1.1 ,
         managed              >= 1.0.3   && < 1.1 ,
         process              >= 1.0.1.1 && < 1.5 ,