diff --git a/lib/dnsimple/client.rb b/lib/dnsimple/client.rb
index <HASH>..<HASH> 100644
--- a/lib/dnsimple/client.rb
+++ b/lib/dnsimple/client.rb
@@ -173,7 +173,7 @@ module Dnsimple
       elsif access_token
         options[:headers][HEADER_AUTHORIZATION] = "Bearer #{access_token}"
       else
-        raise Error, 'A password, domain  API token or OAuth access token is required for all API requests.'
+        raise Error, 'A password, domain API token or access token is required for all API requests.'
       end
 
       options
diff --git a/spec/dnsimple/client_spec.rb b/spec/dnsimple/client_spec.rb
index <HASH>..<HASH> 100644
--- a/spec/dnsimple/client_spec.rb
+++ b/spec/dnsimple/client_spec.rb
@@ -59,7 +59,7 @@ describe Dnsimple::Client do
 
       expect {
         subject.execute(:get, "test", {})
-      }.to raise_error(Dnsimple::Error, "A password, domain  API token or OAuth access token is required for all API requests.")
+      }.to raise_error(Dnsimple::Error, "A password, domain API token or access token is required for all API requests.")
     end
   end
Remove specific mention to Oauth from the message

OAuth token occurrences were renamed to access token.