diff --git a/ui/package.json b/ui/package.json
index cfb01a13b..2ec7a535a 100644
--- a/ui/package.json
+++ b/ui/package.json
@@ -72,12 +72,12 @@
     ">= 1%",
     "last 1 major version",
     "not dead",
-    "Chrome >= 45",
+    "Chrome >= 49",
     "Firefox >= 38",
     "Edge >= 12",
     "iOS >= 9",
-    "Safari >= 9",
+    "Safari >= 10",
     "Android >= 4.4",
-    "Opera >= 30"
+    "Opera >= 36"
   ]
 }