diff --git a/lib/pact_broker/client/base_client.rb b/lib/pact_broker/client/base_client.rb
index 48b82513..d1e6e6d7 100644
--- a/lib/pact_broker/client/base_client.rb
+++ b/lib/pact_broker/client/base_client.rb
@@ -70,7 +70,14 @@ def handle_response response
         else
           error_message = nil
           begin
-            error_message = JSON.parse(response.body)['errors'].join("\n")
+            errors = JSON.parse(response.body)['errors']
+            error_message = if errors.is_a?(Array)
+              errors.join("\n")
+            elsif errors.is_a?(Hash)
+              errors.collect{ |key, value| "#{key}: #{value}" }.join("\n")
+            else
+              response.body
+            end
           rescue
             raise Error.new(response.body)
           end