diff --git a/legacy/firmware/protob/messages-thp.proto b/legacy/firmware/protob/messages-thp.proto
new file mode 120000
index 000000000..4799efe83
--- /dev/null
+++ b/legacy/firmware/protob/messages-thp.proto
@@ -0,0 +1 @@
+../../vendor/trezor-common/protob/messages-thp.proto
\ No newline at end of file