diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 
 Pure Golang xls library writen by [Rongshu Tech (chinese)](http://www.rongshu.tech), based on libxls. 
 
-Thanks for contributions from Tamás Gulácsi.
+Thanks for contributions from Tamás Gulácsi @tgulacsi, @flyin9.
 
 # Basic Usage
 
diff --git a/testdata/times.xls b/testdata/times.xls
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Binary files a/testdata/times.xls and b/testdata/times.xls differ