diff --git a/lib/CREDITS b/lib/CREDITS
index 7ce888edf3..57fc1c3ff9 100644
--- a/lib/CREDITS
+++ b/lib/CREDITS
@@ -65,7 +65,7 @@
 @iE-mail: lyx-devel () mlists ! thewrittenword ! com
    Bug fixes
 @bJean-Pierre Chrétien
-@iE-mail: chretien () cert ! fr
+@iE-mail: jeanpierre.chretien () free ! fr
    French translations
 @bClaudio Coco
 @iE-mail: lacocio () libero ! it
diff --git a/lib/generate_contributions.py b/lib/generate_contributions.py
index 996e9b38c5..2953edad2c 100755
--- a/lib/generate_contributions.py
+++ b/lib/generate_contributions.py
@@ -481,7 +481,7 @@ contributers = [
                  u"Bug fixes"),
 
      contributer(u"Jean-Pierre Chrétien",
-                 "chretien () cert ! fr",
+                 "jeanpierre.chretien () free ! fr",
                  "GPL",
                  "Re: The LyX licence",
                  "m=111842518713710",