diff --git a/CHANGELOG.md b/CHANGELOG.md
index 95b62ab..7fccc75 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## v4.0.1 - 04.06.2026
+
+- Fix issue with `decode_packet` not handling http method as binary.
+
 ## v4.0.0 - 27.05.2026
 
 - Resolve misleading IPv6 support documentation.
diff --git a/gleam.toml b/gleam.toml
index 4dbba55..ca69559 100644
--- a/gleam.toml
+++ b/gleam.toml
@@ -1,5 +1,5 @@
 name = "ewe"
-version = "4.0.0"
+version = "4.0.1"
 
 description = "🐑 a fluffy Gleam web server"
 target = "erlang"
diff --git a/src/ewe_ffi.erl b/src/ewe_ffi.erl
index 1988f43..ff913e6 100644
--- a/src/ewe_ffi.erl
+++ b/src/ewe_ffi.erl
@@ -21,7 +21,13 @@ decode_packet(Type, Packet, Options) ->
     {ok, {http_request, <<"PRI">>, '*', {2, 0}}, Rest} ->
       {ok, {packet, http2_upgrade, Rest}};
     {ok, {http_request, Method, Uri, Version}, Rest} ->
-      {ok, {packet, {http_request, atom_to_binary(Method), Uri, Version}, Rest}};
+      MethodBin =
+        if is_atom(Method) ->
+             atom_to_binary(Method);
+           true ->
+             Method
+        end,
+      {ok, {packet, {http_request, MethodBin, Uri, Version}, Rest}};
     {ok, {http_header, Idx, _, Field, Value}, Rest} ->
       {ok, {packet, {http_header, Idx, Field, Value}, Rest}};
     {ok, Bin, Rest} ->