diff --git a/python/src/trezorlib/cli/firmware.py b/python/src/trezorlib/cli/firmware.py
index 923c20b3d6..c502ee83a6 100644
--- a/python/src/trezorlib/cli/firmware.py
+++ b/python/src/trezorlib/cli/firmware.py
@@ -49,6 +49,7 @@ MODEL_CHOICE = ChoiceType(
         "T2T1": models.T2T1,
         "T2B1": models.T2B1,
         "T3T1": models.T3T1,
+        "T3B1": models.T3B1,
         # aliases
         "1": models.T1B1,
         "one": models.T1B1,