diff --git a/CHANGELOG.md b/CHANGELOG.md
index 35b68e6d7..935c6d04f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,8 @@
 
 ## next release
 
-- Fix a bug: on some linux hosts, a filename too long error is triggered when accessing the trainings API 
+- Fix a bug: on some linux hosts, a filename too long error is triggered when accessing the trainings API
+ - Fix a bug: on some linux hosts, a filename too long error is triggered when accessing the groups API
 
 ## v2.5.9 2017 July 13
 
diff --git a/app/views/api/groups/index.json.jbuilder b/app/views/api/groups/index.json.jbuilder
index 6a8f3029e..544b158ea 100644
--- a/app/views/api/groups/index.json.jbuilder
+++ b/app/views/api/groups/index.json.jbuilder
@@ -1,3 +1 @@
-json.cache! ['v1', @groups] do
-  json.partial! 'api/groups/group', collection: @groups, as: :group
-end
+json.partial! 'api/groups/group', collection: @groups, as: :group