diff --git a/shared/helpers.js b/shared/helpers.js
index 3020890c5..2988df71c 100644
--- a/shared/helpers.js
+++ b/shared/helpers.js
@@ -23,7 +23,7 @@ const printCurrentBrew = ()=>{
 		//Force DOM reflow; Print dialog causes a repaint, and @media print CSS somehow makes out-of-view pages disappear
 		const node = window.frames['BrewRenderer'].contentDocument.getElementsByClassName('brewRenderer').item(0);
 		node.style.display='none';
-		node.getElementsByClassName('toolBar').item(0).style.display='none';
+		window.frames['BrewRenderer'].contentDocument.getElementsByClassName('toolBar').item(0).style.display='none';
 		node.offsetHeight; // accessing this is enough to trigger a reflow
 		node.style.display='';
 	}