diff --git a/src/bowser.js b/src/bowser.js
index adb1130..d966269 100644
--- a/src/bowser.js
+++ b/src/bowser.js
@@ -191,6 +191,13 @@
       , version: getFirstMatch(/phantomjs\/(\d+(\.\d+)?)/i)
       }
     }
+    else if (/slimerjs/i.test(ua)) {
+      result = {
+        name: 'SlimerJS'
+        , slimer: t
+        , version: getFirstMatch(/slimerjs\/(\d+(\.\d+)?)/i)
+      }
+    }
     else if (/blackberry|\bbb\d+/i.test(ua) || /rim\stablet/i.test(ua)) {
       result = {
         name: 'BlackBerry'
diff --git a/src/useragents.js b/src/useragents.js
index c5e6b33..0ffea38 100644
--- a/src/useragents.js
+++ b/src/useragents.js
@@ -1248,4 +1248,13 @@ module.exports.useragents = {
       , x: true
     }
   }
+  , 'SlimerJS' : {
+    'Mozilla/5.0 (X11; Linux x86_64; rv:21.0) Gecko/20100101 SlimerJS/0.7': {
+      linux: true
+      , slimer: true
+      , version: '0.7'
+      , gecko: true
+      , x: true
+    }
+  }
 }