diff --git a/wai-handler-hal.cabal b/wai-handler-hal.cabal
index a6455ca..4fdc686 100644
--- a/wai-handler-hal.cabal
+++ b/wai-handler-hal.cabal
@@ -50,7 +50,7 @@ common deps
   build-depends:
     , base                  >=4.12      && <4.19
     , base64-bytestring     >=1.0.0.0   && <1.3
-    , bytestring            >=0.10.8    && <0.12.2
+    , bytestring            >=0.10.8    && <0.13
     , case-insensitive      ^>=1.2.0.0
     , hal                   >=0.4.7     && <0.4.11 || >=1.0.0 && <1.2
     , http-media            ^>=0.8.1.1