diff --git a/mozilla/calendar/sunbird/base/content/credits.xhtml b/mozilla/calendar/sunbird/base/content/credits.xhtml
index d7b9232c09f..411c5efc063 100644
--- a/mozilla/calendar/sunbird/base/content/credits.xhtml
+++ b/mozilla/calendar/sunbird/base/content/credits.xhtml
@@ -207,7 +207,7 @@
             <li>Thomas Benisch</li>
             <li>Daniel Boelzle</li>
             <li>Bruno Browning</li>
-            <li>Michael Buettner</li>
+            <li>Michael Büttner</li>
             <li>Mark Carson</li>
             <li>Mike Connor</li>
             <li>Majken "Lucy" Connor</li>
@@ -228,9 +228,9 @@
             <li>Mike Shaver</li>
             <li>Stefan Sitter</li>
             <li>Ulf Stroehler</li>
-            <li>Rob Strong</li>
+            <li>Robert Strong</li>
             <li>Clint Talbert</li>
-            <li>Vladimir Vukicevic</li>
+            <li>Vladimir Vukićević</li>
             <li>Matthew Willis</li>
           </ul>