diff --git a/src/trezor/messages/StellarAddress.py b/src/trezor/messages/StellarAddress.py
index 54d4a53bd3..5b77061c50 100644
--- a/src/trezor/messages/StellarAddress.py
+++ b/src/trezor/messages/StellarAddress.py
@@ -1,6 +1,5 @@
 # Automatically generated by pb2py
 # fmt: off
-
 import protobuf as p
 
 
diff --git a/src/trezor/messages/StellarGetAddress.py b/src/trezor/messages/StellarGetAddress.py
index b3cb20a48f..fbbd46d78f 100644
--- a/src/trezor/messages/StellarGetAddress.py
+++ b/src/trezor/messages/StellarGetAddress.py
@@ -1,6 +1,5 @@
 # Automatically generated by pb2py
 # fmt: off
-
 import protobuf as p
 if __debug__:
     try:
diff --git a/tools/build_protobuf b/tools/build_protobuf
index c0081a4a9c..ebf2a70cbd 100755
--- a/tools/build_protobuf
+++ b/tools/build_protobuf
@@ -4,6 +4,5 @@ set -e
 ../vendor/trezor-common/protob/pb2py \
     --no-init-py \
     -o ../src/trezor/messages \
-    ../vendor/trezor-common/protob/common.proto \
     ../vendor/trezor-common/protob/messages.proto \
     ../vendor/trezor-common/protob/messages-*.proto
diff --git a/vendor/trezor-common b/vendor/trezor-common
index bd2866f61b..e0108d34bf 160000
--- a/vendor/trezor-common
+++ b/vendor/trezor-common
@@ -1 +1 @@
-Subproject commit bd2866f61b364760ac83e1bf4eca45e7f3519956
+Subproject commit e0108d34bf4b741d9ddcf1e7b423e799a3a04b77