diff --git a/migrate_assignments.sh b/migrate_assignments.sh
index 80cd91e..e516354 100755
--- a/migrate_assignments.sh
+++ b/migrate_assignments.sh
@@ -40,6 +40,7 @@ INFORMATION
 - this script will check the environment and stops on any error
 - this script will check the OLD and NEW repository for inconsistencies
     - issue-ids are checked; titles are not checked
+    - assignments in new repo are checked
 - if your titles include a ¬ character, the script may could behave funny as this i used as separator
 
 INSTALLATION AND PREPARATION
@@ -127,29 +128,33 @@ checkCommand tea
 checkCommand jq
 checkCommand sort
 
-# get data
+# check access and get data
 echo -e "\n# checking access to OLD (\"$login_old\") and NEW (\"$login_new\")"
 readonly json_old=$(tea issues list --output json --login "$login_old" --repo "$repo" --state all --fields index,assignees,title)
 readonly json_new=$(tea issues list --output json --login "$login_new" --repo "$repo" --state all --fields index,assignees,title)
 
-# check data
+echo -e "\n# running consitency checks"
 readonly json_old_ids=$(echo "$json_old" | jq ".[] | .index" | sort -n)
 readonly json_new_ids=$(echo "$json_new" | jq ".[] | .index" | sort -n)
-# issues?
-
-if [[ $json_old_ids == "" || $json_new_ids == "" ]]; then echo >&2 "OLD and/or NEW repo contains no issues. Aborting."; exit 2; fi
-# same issues?
+# check if issues
+if [[ "$json_old_ids" == "" || "$json_new_ids" == "" ]]; then echo >&2 "OLD and/or NEW repo contains no issues. Aborting."; exit 2; fi
+# check same issues
 if [[ "$json_old_ids" != "$json_new_ids" ]]; then
     echo >&2 "OLD repositories' ids differ from NEW repository. Aborting.";
     echo >&2 "OLD repositories' ids: $(echo "$json_old_ids" | tr '\n' ,)";
     echo >&2 "NEW repositories' ids: $(echo "$json_new_ids" | tr '\n' ,)";
     exit 2;
 fi
+# check if NEW.assignments are empty
+readonly json_new_assignments=$(echo "$json_new" | jq --join-output ".[] | .assignees" )
+if [[ "$json_new_assignments" != "" ]]; then echo >&2 "NEW repo already contains issues with assignments. Aborting."; exit 2; fi
 
 
 # process data
+echo -e "\n# processing data"
 while IFS="¬"; read -r index assignees title; do
-    echo "processing issue #${index} - \"${title}\", assigned to \"${assignees}\""
+    assignees=$(echo "$assignees"|tr ' ' ,)
+    echo "… issue#$index - \"$title\" - assigned to \"$assignees\""
 done< <(echo "$json_old" | jq --raw-output '.[] | "\(.index)¬\(.assignees)¬\(.title)"')