diff --git a/src/dialog.c b/src/dialog.c
index 53df44c..35dcf43 100644
--- a/src/dialog.c
+++ b/src/dialog.c
@@ -83,6 +83,8 @@ int wMessageDialog(WScreen *scr, const char *title, const char *message, const c
 	parent = (WNativeWindow)wm_backend->fake_leader_create(scr);
 	wm_backend->window_resize((WNativeWindow)parent, pwidth, pheight);
 
+	/* Realize so WMWidgetXID is valid before reparent */
+	WMRealizeWidget(panel->win);
 	wm_backend->client_reparent((WNativeWindow)WMWidgetXID(panel->win), (WNativeWindow)parent, 0, 0);
 
 	center = getCenter(scr, pwidth, pheight);
@@ -142,6 +144,8 @@ int wExitDialog(WScreen *scr, const char *title, const char *message, const char
 	parent = (WNativeWindow)wm_backend->fake_leader_create(scr);
 	wm_backend->window_resize((WNativeWindow)parent, pwidth, pheight);
 
+	/* Realize so WMWidgetXID is valid before reparent */
+	WMRealizeWidget(panel->win);
 	wm_backend->client_reparent((WNativeWindow)WMWidgetXID(panel->win), (WNativeWindow)parent, 0, 0);
 
 	center = getCenter(scr, pwidth, pheight);
@@ -510,6 +514,8 @@ int wInputDialog(WScreen *scr, const char *title, const char *message, char **te
 	wm_backend->window_resize((WNativeWindow)parent, pwidth, pheight);
 	wm_backend->window_select_events((WNativeWindow)parent, WM_EVMASK_KEY_PRESS | WM_EVMASK_KEY_RELEASE);
 
+	/* Realize so WMWidgetXID is valid before reparent */
+	WMRealizeWidget(panel->win);
 	wm_backend->client_reparent((WNativeWindow)WMWidgetXID(panel->win), (WNativeWindow)parent, 0, 0);
 
 	center = getCenter(scr, pwidth, pheight);