diff --git a/lib/src/gtk-graph-view.c b/lib/src/gtk-graph-view.c
index 4e66d36..01c5d4d 100644
--- a/lib/src/gtk-graph-view.c
+++ b/lib/src/gtk-graph-view.c
@@ -107,9 +107,7 @@ void gtk_graph_view_dispose(GObject *obj)
 	GtkGraphView *graph_view = GTK_GRAPH_VIEW(obj);
 	GtkGraphViewPrivate *priv = gtk_graph_view_get_instance_private(graph_view);
 
-	if (priv->gl_area)
-		gtk_gl_area_make_current(GTK_GL_AREA(priv->gl_area));
-	g_clear_object(&priv->passthrough_prog);
+	G_OBJECT_CLASS(gtk_graph_view_parent_class)->dispose(obj);
 }
 
 static GParamSpec *gtk_graph_view_properties[N_PROPERTIES] = {NULL};
@@ -161,6 +159,16 @@ static void gl_area_realize(GtkGLArea *area, GtkGraphView *graph_view)
 	shimatta_opengl_graphics_realize(priv->test);
 }
 
+static void gl_area_unrealize(GtkGLArea *area, GtkGraphView *graph_view)
+{
+	GtkGraphViewPrivate *priv;
+
+	gtk_gl_area_make_current(area);
+	priv = gtk_graph_view_get_instance_private(graph_view);
+
+	g_clear_object(&priv->passthrough_prog);
+}
+
 static void gl_area_resize(GtkGLArea *area, GtkGraphView *graph_view)
 {
 	(void)graph_view;
@@ -182,6 +190,7 @@ static void gtk_graph_view_init(GtkGraphView *obj)
 	priv->gl_area = gtk_gl_area_new();
 	g_signal_connect(priv->gl_area, "render", G_CALLBACK(gl_render), obj);
 	g_signal_connect(priv->gl_area, "realize", G_CALLBACK(gl_area_realize), obj);
+	g_signal_connect(priv->gl_area, "unrealize", G_CALLBACK(gl_area_unrealize), obj);
 	g_signal_connect(priv->gl_area, "resize", G_CALLBACK(gl_area_resize), obj);
 	gtk_container_add(GTK_CONTAINER(obj), priv->gl_area);
 	gtk_box_set_child_packing(GTK_BOX(obj), priv->gl_area, TRUE, TRUE, 0, GTK_PACK_START);