diff --git a/doc/orgmode/users_guide.org.in b/doc/orgmode/users_guide.org.in
index 4c47cb5a065cc417c35408b5aa49fe5c15a1d01d..2b0a3327a45ccd952a15071635e06f94fa61ff3f 100644
--- a/doc/orgmode/users_guide.org.in
+++ b/doc/orgmode/users_guide.org.in
@@ -9,9 +9,9 @@
   This manual documents the usage of Chameleon *version {{{VERSION}}}*.
   It was last updated on {{{UPDATED}}}.
 * Authors
-  * Inria,
-  * University of Tennessee,
-  * University of Colorado Denver,
+  * Inria
+  * University of Tennessee
+  * University of Colorado Denver
   * King Abdullah University of Science and Technology
 * Copying