diff --git a/core/src/trezor/ui/layouts/tr/__init__.py b/core/src/trezor/ui/layouts/tr/__init__.py
index 4c42c012df..99f354c779 100644
--- a/core/src/trezor/ui/layouts/tr/__init__.py
+++ b/core/src/trezor/ui/layouts/tr/__init__.py
@@ -573,7 +573,7 @@ def confirm_blob(
         description=description,
         data=data,
         verb=verb,
-        verb_cancel=None,
+        verb_cancel="",
         hold=hold,
         chunkify=chunkify,
     )