diff --git a/stm-containers.cabal b/stm-containers.cabal
--- a/stm-containers.cabal
+++ b/stm-containers.cabal
@@ -1,5 +1,5 @@
 name: stm-containers
-version: 1.1.0.1
+version: 1.1.0.2
 synopsis: Containers for STM
 description:
   This library is based on an STM-specialized implementation of
@@ -40,7 +40,7 @@
     StmContainers.Prelude
   build-depends:
     base >=4.9 && <5,
-    deferred-folds >=0.7 && <0.9,
+    deferred-folds >=0.9 && <0.10,
     focus >=1 && <1.1,
     hashable <2,
     list-t >=1.0.1 && <1.1,