diff --git a/server/app/models/variant.rb b/server/app/models/variant.rb
index 11d120c78..165c63a38 100644
--- a/server/app/models/variant.rb
+++ b/server/app/models/variant.rb
@@ -92,7 +92,7 @@ def update_single_variant_mp_aliases
     svmp = self.single_variant_molecular_profile
     aliases = self.variant_aliases
     mp_aliases = aliases.map do |a|
-      MolecularProfileAlias.where(name: a).first_or_create!
+      MolecularProfileAlias.where(name: a.name).first_or_create!
     end
 
     svmp.molecular_profile_aliases = mp_aliases