diff --git a/src/apps/common/coininfo.py b/src/apps/common/coininfo.py
index 64bed3f4bf..e306a225cc 100644
--- a/src/apps/common/coininfo.py
+++ b/src/apps/common/coininfo.py
@@ -457,7 +457,7 @@ COINS = [
         cashaddr_prefix=None,
         slip44=121,
         segwit=False,
-        fork_id=0,
+        fork_id=None,
         force_bip143=False,
         version_group_id=None,
         bip115=True,
diff --git a/vendor/trezor-common b/vendor/trezor-common
index 32850a6262..bd2866f61b 160000
--- a/vendor/trezor-common
+++ b/vendor/trezor-common
@@ -1 +1 @@
-Subproject commit 32850a62624ce1a6612ff545beb706560c3716da
+Subproject commit bd2866f61b364760ac83e1bf4eca45e7f3519956