diff --git a/lib/active_record/turntable/connection_proxy.rb b/lib/active_record/turntable/connection_proxy.rb
index ebf52853..20268e5f 100644
--- a/lib/active_record/turntable/connection_proxy.rb
+++ b/lib/active_record/turntable/connection_proxy.rb
@@ -237,7 +237,7 @@ def supports_views?(*args)
     end
 
     def spec
-      @spec ||= master.connection_pool.spec
+      @spec ||= shards.values.first.connection_pool.spec
     end
   end
 end