1 files changed, 1 insertions, 1 deletions
diff --git a/src/util.h b/src/util.h
index 8134952..e7f4c07 100644
--- a/src/util.h
+++ b/src/util.h
@@ -98,7 +98,7 @@ gboolean should_be_minimised(int argc, char *argv[]);
 gboolean is_minimised_arg(const gchar * arg);
 GtkWidget *trg_vbox_new(gboolean homogeneous, gint spacing);
 GtkWidget *trg_hbox_new(gboolean homogeneous, gint spacing);
-gboolean is_unity();
+gboolean is_unity(void);
 
 #ifdef WIN32
 gchar *trg_win32_support_path(gchar * file);