diff --git a/sys/v4l2/gstv4l2colorbalance.h b/sys/v4l2/gstv4l2colorbalance.h
index e251927532..d1cd621573 100644
--- a/sys/v4l2/gstv4l2colorbalance.h
+++ b/sys/v4l2/gstv4l2colorbalance.h
@@ -34,10 +34,10 @@ G_BEGIN_DECLS
   (gst_v4l2_color_balance_channel_get_type ())
 #define GST_V4L2_COLOR_BALANCE_CHANNEL(obj) \
   (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_V4L2_COLOR_BALANCE_CHANNEL, \
-			       GstV4l2ColorBalanceChannel))
+                               GstV4l2ColorBalanceChannel))
 #define GST_V4L2_COLOR_BALANCE_CHANNEL_CLASS(klass) \
   (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_V4L2_COLOR_BALANCE_CHANNEL, \
-			    GstV4l2ColorBalanceChannelClass))
+                            GstV4l2ColorBalanceChannelClass))
 #define GST_IS_V4L2_COLOR_BALANCE_CHANNEL(obj) \
   (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_V4L2_COLOR_BALANCE_CHANNEL))
 #define GST_IS_V4L2_COLOR_BALANCE_CHANNEL_CLASS(klass) \
@@ -53,16 +53,16 @@ typedef struct _GstV4l2ColorBalanceChannelClass {
   GstColorBalanceChannelClass parent;
 } GstV4l2ColorBalanceChannelClass;
 
-GType gst_v4l2_color_balance_channel_get_type	(void);
+GType gst_v4l2_color_balance_channel_get_type   (void);
 
-const GList * 	gst_v4l2_color_balance_list_channels 	(GstV4l2Object * v4l2object);
+const GList *   gst_v4l2_color_balance_list_channels    (GstV4l2Object * v4l2object);
 
-void 		gst_v4l2_color_balance_set_value 	(GstV4l2Object * v4l2object,
-      							 GstColorBalanceChannel * channel,
-							 gint value);
+void            gst_v4l2_color_balance_set_value        (GstV4l2Object * v4l2object,
+                                                         GstColorBalanceChannel * channel,
+                                                         gint value);
 
-gint 		gst_v4l2_color_balance_get_value 	(GstV4l2Object * v4l2object,
-                                 			 GstColorBalanceChannel * channel);
+gint            gst_v4l2_color_balance_get_value        (GstV4l2Object * v4l2object,
+                                                         GstColorBalanceChannel * channel);
 
 #define GST_IMPLEMENT_V4L2_COLOR_BALANCE_METHODS(Type, interface_as_function)         \
                                                                                       \