diff --git a/app/models/ip_ban.rb b/app/models/ip_ban.rb
index 9dd3023c2..30bbebb4e 100644
--- a/app/models/ip_ban.rb
+++ b/app/models/ip_ban.rb
@@ -73,6 +73,10 @@ class IpBan < ApplicationRecord
     str
   end
 
+  def ip_addr=(ip_addr)
+    super(ip_addr.strip)
+  end
+
   def self.available_includes
     [:creator]
   end