diff --git a/app/controllers/people_skills/filter_params.rb b/app/controllers/people_skills/filter_params.rb
index 13b8c66af..ce5a4d971 100644
--- a/app/controllers/people_skills/filter_params.rb
+++ b/app/controllers/people_skills/filter_params.rb
@@ -40,7 +40,7 @@ def interest_of_row(row_id)
     end
 
     def skill_of_row(row_id)
-      skill_ids.nil? ? nil : skill_ids[row_id].to_i
+      skill_ids[row_id]&.to_i
     end
 
     def query_params