diff --git a/src/component/SeleniumBrowser.js b/src/component/SeleniumBrowser.js
index 2b2542b..4ee7ff8 100644
--- a/src/component/SeleniumBrowser.js
+++ b/src/component/SeleniumBrowser.js
@@ -15,7 +15,7 @@ class SeleniumBrowser {
         }
         this.capabilities = Capabilities.chrome()
         this.sleep = m => new Promise(r => setTimeout(r, m))
-        createPool()
+        this.createPool()
         setInterval(this.createPool, 1000 * 60)
     }