diff --git a/sources/tech/20171201 Launching an Open Source Project A Free Guide.md b/sources/tech/20171201 Launching an Open Source Project A Free Guide.md
index 0d3fa9e18c..dd41e57813 100644
--- a/sources/tech/20171201 Launching an Open Source Project A Free Guide.md	
+++ b/sources/tech/20171201 Launching an Open Source Project A Free Guide.md	
@@ -1,3 +1,5 @@
+translating by CYLeft
+
 Launching an Open Source Project: A Free Guide
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