diff --git a/src/fu-plugin.c b/src/fu-plugin.c
index 4724846b7..4359d0bdd 100644
--- a/src/fu-plugin.c
+++ b/src/fu-plugin.c
@@ -793,11 +793,16 @@ fu_plugin_runner_verify (FuPlugin *plugin,
 {
 	FuPluginPrivate *priv = GET_PRIVATE (plugin);
 	FuPluginVerifyFunc func = NULL;
+	GPtrArray *checksums;
 
 	/* not enabled */
 	if (!priv->enabled)
 		return TRUE;
 
+	/* clear any existing verification checksums */
+	checksums = fu_device_get_checksums (device);
+	g_ptr_array_set_size (checksums, 0);
+
 	/* optional */
 	g_module_symbol (priv->module, "fu_plugin_verify", (gpointer *) &func);
 	if (func == NULL)