diff --git a/src/docker/docker_http.erl b/src/docker/docker_http.erl
index ce4764f..28121e2 100644
--- a/src/docker/docker_http.erl
+++ b/src/docker/docker_http.erl
@@ -40,18 +40,18 @@ receive_response(ConnPid, StreamRef) ->
         {error, timeout}
     end.
 -spec receive_body(pid(), reference(), integer(), proplists:proplist(), binary()) ->
-    {ok, integer(), proplists:proplist(), binary()} | {error, timeout22}.
+    {ok, integer(), proplists:proplist(), binary()} | {error, timeout}.
 receive_body(ConnPid, StreamRef, Status, Headers, Acc) ->
     receive
         {gun_data, ConnPid, StreamRef, fin, Data} ->
-            {ok, Status, Headers, <<Acc/binary, Data/binary>>};
+            Body = iolist_to_binary([Acc, Data]),
+            {ok, Status, Headers, Body};
         {gun_data, ConnPid, StreamRef, nofin, Data} ->
-            NewAcc = <<Acc/binary, Data/binary>>,
-            receive_body(ConnPid, StreamRef, Status, Headers, NewAcc);
+            receive_body(ConnPid, StreamRef, Status, Headers, [Acc, Data]);
         {gun_down, ConnPid, _, Reason, _} ->
             {error, {http_closed, Reason}}
     after 10000 ->
-        {error, timeout22}
+        {error, timeout}
     end.
 
 %% 通过 Unix Socket 调用 Docker API
@@ -104,4 +104,4 @@ receive_body(Callback, ConnPid, StreamRef) ->
     after 30000 ->
         Callback({error, timeout}),
         {error, timeout}
-    end.
+    end.
\ No newline at end of file