diff --git a/ntex/CHANGES.md b/ntex/CHANGES.md
index 9957f45c..b0fe73f2 100644
--- a/ntex/CHANGES.md
+++ b/ntex/CHANGES.md
@@ -1,5 +1,9 @@
 # Changes
 
+## [0.2.0-b.5] - 2021-01-23
+
+* accept shared ref in some methods of framed::State type
+
 ## [0.2.0-b.4] - 2021-01-23
 
 * http: Refactor h1 dispatcher
diff --git a/ntex/Cargo.toml b/ntex/Cargo.toml
index 4176cdbd..7320e81f 100644
--- a/ntex/Cargo.toml
+++ b/ntex/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ntex"
-version = "0.2.0-b.4"
+version = "0.2.0-b.5"
 authors = ["ntex contributors <team@ntex.rs>"]
 description = "Framework for composable network services"
 readme = "README.md"
diff --git a/ntex/src/framed/state.rs b/ntex/src/framed/state.rs
index e652d75c..1b6b52c2 100644
--- a/ntex/src/framed/state.rs
+++ b/ntex/src/framed/state.rs
@@ -374,7 +374,7 @@ impl State {
     pub async fn next<T, U>(
         &self,
         io: &mut T,
-        codec: &mut U,
+        codec: &U,
     ) -> Result<Option<U::Item>, Either<U::Error, io::Error>>
     where
         T: AsyncRead + AsyncWrite + Unpin,
@@ -410,7 +410,7 @@ impl State {
     pub fn poll_next<T, U>(
         &self,
         io: &mut T,
-        codec: &mut U,
+        codec: &U,
         cx: &mut Context<'_>,
     ) -> Poll<Result<Option<U::Item>, Either<U::Error, io::Error>>>
     where