diff --git a/app/models/normalize_eds_common.rb b/app/models/normalize_eds_common.rb
index 357fa572..5bba87b9 100644
--- a/app/models/normalize_eds_common.rb
+++ b/app/models/normalize_eds_common.rb
@@ -59,7 +59,7 @@ def year
   end
 
   def link
-    "#{@record['PLink']}#{ENV['EDS_PLINK_APPEND']}"
+    "#{@record['PLink'].gsub('&authtype=sso', '')}#{ENV['EDS_PLINK_APPEND']}"
   end
 
   def availability