diff --git a/gtk/inspector/prop-list.c b/gtk/inspector/prop-list.c
index 9d3b8d8b14..4a1c0341b9 100644
--- a/gtk/inspector/prop-list.c
+++ b/gtk/inspector/prop-list.c
@@ -180,6 +180,8 @@ row_activated (GtkTreeView *tv,
 
   gtk_widget_show (popover);
 
+  g_signal_connect (popover, "hide", G_CALLBACK (gtk_widget_destroy), NULL);
+
   g_free (name);
 }