diff --git a/include/eFmt.hrl b/include/eFmt.hrl
index 30a6829..85f1a28 100644
--- a/include/eFmt.hrl
+++ b/include/eFmt.hrl
@@ -1,6 +1,8 @@
 %% pretty 模式下 每行打印的字符数
 -define(LineCCnt, 120).
 
+-define(eFmtPtMc, '$eFmtPtMc').
+
 -define(base(Precision), case Precision of none -> 10; _ -> Precision end).
 %% 三元表达式
 -define(IIF(Cond, Ret1, Ret2), (case Cond of true -> Ret1; _ -> Ret2 end)).
diff --git a/src/eFmt.erl b/src/eFmt.erl
index d7fa55a..2131004 100644
--- a/src/eFmt.erl
+++ b/src/eFmt.erl
@@ -9,6 +9,8 @@
 
 -include("eFmt.hrl").
 
+-on_load(on_load/0).
+
 -export([
    %% eFmt
    format/2
@@ -54,6 +56,16 @@
 -type fmtSpec() :: #fmtSpec{}.
 -type format() :: atom() | string() | binary().
 
+on_load() ->
+   ?log(on_load),
+   case persistent_term:get(?eFmtPtMc, undefined) of
+      undefined ->
+         persistent_term:put(?eFmtPtMc, binary:compile_pattern(<<"~">>));
+      _ ->
+         ignore
+   end,
+   ok.
+
 -spec format(Format :: format(), Data :: [term()]) -> chars().
 format(Format, Args) ->
    try fWrite(Format, Args)
@@ -503,7 +515,7 @@ fScan(Format, Args) ->
    end.
 
 doCollect(FmtBinStr, Args, Acc) ->
-   case split(FmtBinStr, <<"~">>) of
+   case split(FmtBinStr, persistent_term:get(?eFmtPtMc)) of
       [NotMatch] ->
          true = [] == Args,
          ?IIF(NotMatch == <<>>, Acc, [NotMatch | Acc]);