diff --git a/build/astyle.cfg b/build/astyle.cfg
index 8e661e63..73ecae80 100644
--- a/build/astyle.cfg
+++ b/build/astyle.cfg
@@ -7,3 +7,4 @@
 --unpad-paren
 --pad-first-paren-out
 --lineend=linux
+--convert-tabs