diff --git a/sources/tech/20180425 Using machine learning to color cartoons.md b/sources/tech/20180425 Using machine learning to color cartoons.md
index 32efd931e6..9ffbca3ace 100644
--- a/sources/tech/20180425 Using machine learning to color cartoons.md	
+++ b/sources/tech/20180425 Using machine learning to color cartoons.md	
@@ -1,3 +1,5 @@
+translated by hopefully2333
+
 Using machine learning to color cartoons
 ======