diff --git a/src/wayland/meta-wayland-private.h b/src/wayland/meta-wayland-private.h
index bfb27cdf6..e2442b385 100644
--- a/src/wayland/meta-wayland-private.h
+++ b/src/wayland/meta-wayland-private.h
@@ -64,7 +64,7 @@ typedef struct
 struct _MetaWaylandCompositor
 {
   struct wl_display *wayland_display;
-  const char *display_name;
+  char *display_name;
   GHashTable *outputs;
   struct wl_list frame_callbacks;