diff --git a/contrib/gen_uprev_msg.py b/contrib/gen_uprev_msg.py
index 50c678e..458dd32 100755
--- a/contrib/gen_uprev_msg.py
+++ b/contrib/gen_uprev_msg.py
@@ -122,7 +122,7 @@
     # Output
     if changes:
         title = (f'chromeos-firmware-{board}: '
-                 'Uprev firmware to {changes[1]} for {board}')
+                 f'Uprev firmware to {changes[1]} for {board}')
         print(title)
         print()