diff --git a/sources/tech/20150123 How to make a file immutable on Linux.md b/sources/tech/20150123 How to make a file immutable on Linux.md
index 3fd0e4bd01..7d46d1de68 100644
--- a/sources/tech/20150123 How to make a file immutable on Linux.md	
+++ b/sources/tech/20150123 How to make a file immutable on Linux.md	
@@ -1,4 +1,4 @@
-Translating by Medusar 
+Translating by Medusar
 
 How to make a file immutable on Linux
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