1 files changed, 1 insertions, 0 deletions
diff --git a/src/main.c b/src/main.c
index ed4c188..d9fe3d3 100644
--- a/src/main.c
+++ b/src/main.c
@@ -172,6 +172,7 @@ void main_method_dialog_open(ControlContext *ctx) {
 	
 	ctx->checkbox_finecentering = gtk_check_button_new_with_label("Perform fine pattern centering");
 	gtk_table_attach_defaults(GTK_TABLE(table), ctx->checkbox_finecentering, 1, 3, 4, 5);
+	gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(ctx->checkbox_finecentering), TRUE);
 	
 	if ( ctx->inputfiletype == INPUT_CACHE ) {
 		gtk_widget_set_sensitive(GTK_WIDGET(ctx->combo_peaksearch), FALSE);