diff --git a/sway/tree/container.c b/sway/tree/container.c
index a17b20f7..47ba88a9 100644
--- a/sway/tree/container.c
+++ b/sway/tree/container.c
@@ -592,6 +592,7 @@ static void update_title_texture(struct sway_container *con,
 	}
 	if (*texture) {
 		wlr_texture_destroy(*texture);
+		*texture = NULL;
 	}
 	if (!con->formatted_title) {
 		return;
diff --git a/sway/tree/view.c b/sway/tree/view.c
index 8db5c9d5..aaca8753 100644
--- a/sway/tree/view.c
+++ b/sway/tree/view.c
@@ -779,6 +779,7 @@ static void update_marks_texture(struct sway_view *view,
 	}
 	if (*texture) {
 		wlr_texture_destroy(*texture);
+		*texture = NULL;
 	}
 	if (!view->marks->length) {
 		return;