diff --git a/app/controllers/concerns/signature_verification.rb b/app/controllers/concerns/signature_verification.rb
index f289228d3ce78b3f83ba5f03cc6c4cc66b751063..41aa1c8a6472ffb5c56200c4d8e342459cb7d4ab 100644
--- a/app/controllers/concerns/signature_verification.rb
+++ b/app/controllers/concerns/signature_verification.rb
@@ -107,9 +107,7 @@ module SignatureVerification
 
   def incompatible_signature?(signature_params)
     signature_params['keyId'].blank? ||
-      signature_params['signature'].blank? ||
-      signature_params['algorithm'].blank? ||
-      signature_params['algorithm'] != 'rsa-sha256'
+      signature_params['signature'].blank?
   end
 
   def account_from_key_id(key_id)