diff --git a/hooks/post_app_addaccess b/hooks/post_app_addaccess
index 2e6544d..19d6a19 100644
--- a/hooks/post_app_addaccess
+++ b/hooks/post_app_addaccess
@@ -20,7 +20,8 @@ IFS=',' read -r -a group_list <<< "$groups"
 
 for group in "${group_list[@]}"
 do
-    group_array=$(yunohost user group list --output-as json --quiet | jq -r --arg group "$group" ".groups.$group.members | .[]")
+    group_array=$(yunohost user group list --output-as json --quiet | jq -r --arg group "$group" ".groups.$group.members | @csv" | tr -d \")
+    IFS=',' read -r -a group_array <<< "$group_array"
     user_list+=("${group_array[@]}")
 done
 
diff --git a/hooks/post_app_removeaccess b/hooks/post_app_removeaccess
index 6e3479e..9fdd591 100644
--- a/hooks/post_app_removeaccess
+++ b/hooks/post_app_removeaccess
@@ -20,7 +20,8 @@ IFS=',' read -r -a group_list <<< "$groups"
 
 for group in "${group_list[@]}"
 do
-    group_array=$(yunohost user group list --output-as json --quiet | jq -r --arg group "$group" ".groups.$group.members | .[]")
+    group_array=$(yunohost user group list --output-as json --quiet | jq -r --arg group "$group" ".groups.$group.members | @csv" | tr -d \")
+    IFS=',' read -r -a group_array <<< "$group_array"
     user_list+=("${group_array[@]}")
 done