diff --git a/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb b/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb
index 64e87867e55..dfa4577b307 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb
@@ -157,11 +157,13 @@ module ActiveRecord
         end
 
         def enable_query_cache!
-          query_cache.enabled, query_cache.dirties = true, true
+          query_cache.enabled = true
+          query_cache.dirties = true
         end
 
         def disable_query_cache!
-          query_cache.enabled, query_cache.dirties = false, true
+          query_cache.enabled = false
+          query_cache.dirties = true
         end
 
         def query_cache_enabled