diff --git a/UI/MailPartViewers/UIxMailPartAlternativeViewer.m b/UI/MailPartViewers/UIxMailPartAlternativeViewer.m
index d9f6f5358..b2819eca2 100644
--- a/UI/MailPartViewers/UIxMailPartAlternativeViewer.m
+++ b/UI/MailPartViewers/UIxMailPartAlternativeViewer.m
@@ -173,7 +173,7 @@
 
 - (NSString *) childPartName
 {
-  char buf[8]
+  char buf[8];
 
   sprintf (buf, "%d", [self childIndex] + 1);