diff --git a/plugins/trezor.py b/plugins/trezor.py
index bd8c62737..0f47cd051 100644
--- a/plugins/trezor.py
+++ b/plugins/trezor.py
@@ -96,6 +96,7 @@ class Plugin(BasePlugin):
         print_error("trezor: clear session")
         if self.wallet and self.wallet.client:
             self.wallet.client.clear_session()
+            self.wallet.client.transport.close()
 
     @hook
     def load_wallet(self, wallet):