diff --git a/CHANGELOG b/CHANGELOG
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,9 @@
+haskell-libmodbus (1.1.3) unstable; urgency=medium
+
+  * Allow bytestring-0.11.x
+
+ -- Joey Hess <id@joeyh.name>  Mon, 18 Sep 2023 12:45:47 -0400
+
 haskell-libmodbus (1.1.2) unstable; urgency=medium
 
   * Change FFI calls to not be unsafe, to prevent a FFI call
diff --git a/libmodbus.cabal b/libmodbus.cabal
--- a/libmodbus.cabal
+++ b/libmodbus.cabal
@@ -1,5 +1,5 @@
 Name: libmodbus
-Version: 1.1.2
+Version: 1.1.3
 Cabal-Version: >= 1.10
 License: BSD2
 Maintainer: Joey Hess <id@joeyh.name>
@@ -27,7 +27,7 @@
     base >= 4.5 && < 5,
     vector >= 0.12 && <= 0.13, 
     data-default >= 0.7 && <= 0.8,
-    bytestring >= 0.10 && <= 0.11
+    bytestring >= 0.10 && <= 0.12
 
 source-repository head
   type: git