diff --git a/src/core/Browser.js b/src/core/Browser.js
index 87e6018f..1195abe6 100644
--- a/src/core/Browser.js
+++ b/src/core/Browser.js
@@ -21,7 +21,7 @@
 	    mobile = typeof orientation !== undefined + '',
 	    msTouch = (window.navigator && window.navigator.msPointerEnabled && window.navigator.msMaxTouchPoints),
 	    retina = (('devicePixelRatio' in window && window.devicePixelRatio > 1) ||
-	              ('matchMedia' in window && window.matchMedia("") && window.matchMedia("(min-resolution:144dpi)").matches)),
+	              ('matchMedia' in window && window.matchMedia("(min-resolution:144dpi)") && window.matchMedia("(min-resolution:144dpi)").matches)),
 
 	    doc = document.documentElement,
 	    ie3d = ie && ('transition' in doc.style),