diff --git a/gnucash/register/register-gnome/gnucash-style.c b/gnucash/register/register-gnome/gnucash-style.c
index 97d44a5088..243004adaf 100644
--- a/gnucash/register/register-gnome/gnucash-style.c
+++ b/gnucash/register/register-gnome/gnucash-style.c
@@ -28,7 +28,7 @@
 #include "gnucash-sheet.h"
 #include "gnucash-sheetP.h"
 #include "gnucash-style.h"
-#include "gnc-engine.h"		// For debugging, e.g. ENTER(), LEAVE()
+#include "gnc-engine.h"     // For debugging, e.g. ENTER(), LEAVE()
 
 /** GLOBALS *********************************************************/
 /* This static indicates the debugging module that this .o belongs to.  */