diff --git a/src/wsSrv/elli.erl b/src/wsSrv/elli.erl
index 8028b44..68040ab 100644
--- a/src/wsSrv/elli.erl
+++ b/src/wsSrv/elli.erl
@@ -2,7 +2,7 @@
 -behaviour(gen_server).
 
 -include("eWSrv.hrl").
--include("elli_util.hrl").
+-include("wsCom.hrl").
 
 %% API
 -export([start_link/0,
diff --git a/src/wsSrv/elli_example_callback.erl b/src/wsSrv/elli_example_callback.erl
index c11833c..606951e 100644
--- a/src/wsSrv/elli_example_callback.erl
+++ b/src/wsSrv/elli_example_callback.erl
@@ -11,7 +11,7 @@
 -export([chunk_loop/1]).
 
 -include("eWSrv.hrl").
--include("elli_util.hrl").
+-include("wsCom.hrl").
 -behaviour(elli_handler).
 
 -include_lib("kernel/include/file.hrl").
diff --git a/src/wsSrv/elli_example_callback_handover.erl b/src/wsSrv/elli_example_callback_handover.erl
index 896a73e..eeb4879 100644
--- a/src/wsSrv/elli_example_callback_handover.erl
+++ b/src/wsSrv/elli_example_callback_handover.erl
@@ -1,7 +1,7 @@
 -module(elli_example_callback_handover).
 -export([init/2, handle/2, handle_event/3]).
 
--include("elli_util.hrl").
+-include("wsCom.hrl").
 -behaviour(elli_handler).
 
 %% @doc Return `{ok, handover}' if `Req''s path is `/hello/world',
diff --git a/src/wsSrv/elli_middleware_compress.erl b/src/wsSrv/elli_middleware_compress.erl
index 51ea4f5..b464807 100644
--- a/src/wsSrv/elli_middleware_compress.erl
+++ b/src/wsSrv/elli_middleware_compress.erl
@@ -1,7 +1,7 @@
 %%% @doc Response compression as Elli middleware.
 -module(elli_middleware_compress).
 -export([postprocess/3]).
--include("elli_util.hrl").
+-include("wsCom.hrl").
 
 %%
 %% Postprocess handler
diff --git a/src/wsSrv/elli_request.erl b/src/wsSrv/elli_request.erl
index e28aac5..3372c6d 100644
--- a/src/wsSrv/elli_request.erl
+++ b/src/wsSrv/elli_request.erl
@@ -1,6 +1,6 @@
 -module(elli_request).
 -include("eWSrv.hrl").
--include("elli_util.hrl").
+-include("wsCom.hrl").
 
 -export([send_chunk/2
    , async_send_chunk/2