diff --git a/src/apps/wallet/__init__.py b/src/apps/wallet/__init__.py
index f0a3dbfae..304465e7f 100644
--- a/src/apps/wallet/__init__.py
+++ b/src/apps/wallet/__init__.py
@@ -12,6 +12,18 @@ def dispatch_GetPublicKey(mtype, mbuf):
     return layout_get_public_key(message)
 
 
+@unimport_func
+def dispatch_SignTx(mtype, mbuf):
+    from trezor.messages.SignTx import SignTx
+
+    message = SignTx.loads(mbuf)
+
+    from .layout_sign_tx import layout_sign_tx
+    return layout_sign_tx(message)
+
+
 def boot():
     GetPublicKey = 11
     register(GetPublicKey, dispatch_GetPublicKey)
+    SignTx = 15
+    register(SignTx, dispatch_SignTx)
diff --git a/src/apps/wallet/layout_sign_tx.py b/src/apps/wallet/layout_sign_tx.py
new file mode 100644
index 000000000..b5b92e799
--- /dev/null
+++ b/src/apps/wallet/layout_sign_tx.py
@@ -0,0 +1,8 @@
+from trezor import wire, ui
+from trezor.utils import unimport_gen
+
+
+@unimport_gen
+def layout_sign_tx(message):
+    ui.clear()
+    print('sending')