diff --git a/tools/gst-device-monitor.c b/tools/gst-device-monitor.c
index 8fe6f80321..c4a1d5ea05 100644
--- a/tools/gst-device-monitor.c
+++ b/tools/gst-device-monitor.c
@@ -81,6 +81,7 @@ device_added (GstDevice * device)
   if (props) {
     g_print ("\tproperties:");
     gst_structure_foreach (props, print_structure_field, NULL);
+    gst_structure_free (props);
     g_print ("\n");
   }
   g_print ("\n");