diff --git a/packages/pg/lib/client.js b/packages/pg/lib/client.js
index 589aa9f84..83aa4a795 100644
--- a/packages/pg/lib/client.js
+++ b/packages/pg/lib/client.js
@@ -510,7 +510,7 @@ class Client extends EventEmitter {
         query.callback = query.callback || values
       }
     } else {
-      readTimeout = this.connectionParameters.query_timeout
+      readTimeout = config.query_timeout || this.connectionParameters.query_timeout
       query = new Query(config, values, callback)
       if (!query.callback) {
         result = new this._Promise((resolve, reject) => {