diff --git a/DESCRIPTION b/DESCRIPTION
index 0b416f1..854bbbc 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -6,7 +6,17 @@
     c(person(given = "Marc",
              family = "Kupietz",
              role = c("aut", "cre"),
-             email = "kupietz@ids-mannheim.de"))
+             email = "kupietz@ids-mannheim.de"),
+      person(given = "Tim",
+             family = "Feldmüller",
+             role = c("ctb"),
+             email = "feldmueller@ids-mannheim.de"),
+      person(given = "Peter",
+             family = "Fankhauser",
+             role = c("ctb"),
+             email = "fankhauser@ids-mannheim.de"),
+      person(given = "Leibniz Institute for the German Language",
+             role = c("cph", "fnd")))
 Description: A client package that makes the 'DeReKoVecs' 
              web service API accessible from R.
 Depends: R (>= 3.5.0)