diff --git a/src/ua-parser.js b/src/ua-parser.js
index 3e2020dc..5e94d09b 100755
--- a/src/ua-parser.js
+++ b/src/ua-parser.js
@@ -239,8 +239,8 @@
             /(?:ms|\()(ie) ([\w\.]+)/i,                                         // Internet Explorer
 
             // Webkit/KHTML based                                               // Flock/RockMelt/Midori/Epiphany/Silk/Skyfire/Bolt/Iron/Iridium/PhantomJS/Bowser/QupZilla/Falkon
-            /(flock|rockmelt|midori|epiphany|silk|skyfire|ovibrowser|bolt|iron|vivaldi|iridium|phantomjs|bowser|quark|qupzilla|falkon|rekonq|puffin|brave|whale(?!.+naver)|qqbrowserlite|duckduckgo|klar)\/([-\w\.]+)/i,
-                                                                                // Rekonq/Puffin/Brave/Whale/QQBrowserLite/QQ//Vivaldi/DuckDuckGo/Klar
+            /(flock|rockmelt|midori|epiphany|silk|skyfire|ovibrowser|bolt|iron|vivaldi|iridium|phantomjs|bowser|quark|qupzilla|falkon|rekonq|puffin|brave|whale(?!.+naver)|qqbrowserlite|duckduckgo|klar|helio)\/([-\w\.]+)/i,
+                                                                                // Rekonq/Puffin/Brave/Whale/QQBrowserLite/QQ//Vivaldi/DuckDuckGo/Klar/Helio
             /(heytap|ovi)browser\/([\d\.]+)/i,                                  // HeyTap/Ovi
             /(weibo)__([\d\.]+)/i                                               // Weibo
             ], [NAME, VERSION], [
diff --git a/test/browser-test.json b/test/browser-test.json
index ed28ac9e..edd9092e 100644
--- a/test/browser-test.json
+++ b/test/browser-test.json
@@ -698,6 +698,26 @@
             "major"   : "1"
         }
     },
+    {
+        "desc"    : "Helio",
+        "ua"      : "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36 Helio/0.98.20",
+        "expect"  :
+        {
+            "name"    : "Helio",
+            "version" : "0.98.20",
+            "major"   : "0"
+        }
+    },
+    {
+        "desc"    : "HeyTap",
+        "ua"      : "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.61 Safari/537.36 HeyTapBrowser/40.8.10.1",
+        "expect"  :
+        {
+            "name"    : "HeyTap",
+            "version" : "40.8.10.1",
+            "major"   : "40"
+        }
+    },
     {
         "desc"    : "HuaweiBrowser",
         "ua"      : "Mozilla/5.0 (Linux; Android 6.0.1; LYA-AL00；HMSCore/4.0.0 GMS/10.4 ) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.64 HuaweiBrowser/10.0.3.102 Mobile Safari/537.36",