diff --git a/game/scripts/interface/letter.rpy b/game/scripts/interface/letter.rpy
index 5f5d1540..91dfe90f 100644
--- a/game/scripts/interface/letter.rpy
+++ b/game/scripts/interface/letter.rpy
@@ -204,7 +204,7 @@ init python:
             if not silent:
                 renpy.call("letter", self.text, self.label)
 
-label letter(text, label):
+label letter(text, lbl):
     show screen bld1
     show screen blktone
     show screen letter(text)
@@ -223,8 +223,8 @@ label letter(text, label):
     hide screen bld1
     with d3
 
-    if label:
-        $ renpy.call(label)
+    if lbl:
+        call expression lbl
 
     return