diff --git a/sources/tech/20150917 A Repository with 44 Years of Unix Evolution.md b/sources/tech/20150917 A Repository with 44 Years of Unix Evolution.md
index 807cedf01d..634d056859 100644
--- a/sources/tech/20150917 A Repository with 44 Years of Unix Evolution.md	
+++ b/sources/tech/20150917 A Repository with 44 Years of Unix Evolution.md	
@@ -1,3 +1,4 @@
+translating wi-cuckoo
 A Repository with 44 Years of Unix Evolution
 ================================================================================
 ### Abstract ###
@@ -199,4 +200,4 @@ via: http://www.dmst.aueb.gr/dds/pubs/conf/2015-MSR-Unix-History/html/Spi15c.htm
 [50]:http://www.dmst.aueb.gr/dds/pubs/conf/2015-MSR-Unix-History/html/Spi15c.html#tthFrefAAI
 [51]:http://ftp.netbsd.org/pub/NetBSD/NetBSD-current/src/share/misc/bsd-family-tree
 [52]:http://www.dmst.aueb.gr/dds/pubs/conf/2015-MSR-Unix-History/html/Spi15c.html#tthFrefAAJ
-[53]:https://github.com/dspinellis/unix-history-make
\ No newline at end of file
+[53]:https://github.com/dspinellis/unix-history-make