diff --git a/libs/sofia-sip/.update b/libs/sofia-sip/.update
index c18d736598..b26fdc2ec5 100644
--- a/libs/sofia-sip/.update
+++ b/libs/sofia-sip/.update
@@ -1 +1 @@
-Wed Feb 11 10:52:32 CST 2009
+Wed Feb 11 10:53:10 CST 2009
diff --git a/libs/sofia-sip/libsofia-sip-ua/su/su_string.c b/libs/sofia-sip/libsofia-sip-ua/su/su_string.c
index d4e8a3fc39..6774d372b6 100644
--- a/libs/sofia-sip/libsofia-sip-ua/su/su_string.c
+++ b/libs/sofia-sip/libsofia-sip-ua/su/su_string.c
@@ -56,7 +56,7 @@ su_strcasestr(const char *haystack,
   if ('A' <= lcn && lcn <= 'Z')
     lcn += 'a' - 'A';
   else if ('a' <= ucn && ucn <= 'z')
-    ucn -= 'a' - 'Z';
+    ucn -= 'a' - 'A';
 
   if (lcn == 0)
     return (char *)haystack;