diff --git a/modules/libpref/init/all.js b/modules/libpref/init/all.js
index 5f270a7a8e..2013b4203d 100644
--- a/modules/libpref/init/all.js
+++ b/modules/libpref/init/all.js
@@ -5045,8 +5045,8 @@ pref("intl.allow-insecure-text-input", false);
 // Enable meta-viewport support in remote APZ-enabled frames.
 pref("dom.meta-viewport.enabled", false);
 
-// Disable the Visual Viewport API
-pref("dom.visualviewport.enabled", false);
+// Enable the Visual Viewport API?
+pref("dom.visualviewport.enabled", true);
 
 // Disable <meta http-equiv=set-cookie> support. See m-c bug 1457503 / UXP #1102.
 pref("dom.meta-set-cookie.enabled", false);