diff --git a/addons/advanced_ballistics/stringtable.xml b/addons/advanced_ballistics/stringtable.xml
index 244d572514..2e97195043 100644
--- a/addons/advanced_ballistics/stringtable.xml
+++ b/addons/advanced_ballistics/stringtable.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project name="ACE">
     <Package name="Advanced_Ballistics">
         <Key ID="STR_ACE_Advanced_Ballistics_WindInfoKey">