diff --git a/lib/stf/model/device.rb b/lib/stf/model/device.rb
index 2d30bd6..3c87246 100644
--- a/lib/stf/model/device.rb
+++ b/lib/stf/model/device.rb
@@ -37,7 +37,7 @@ def healthy?(pattern)
     def checkFilter?(filter)
       return true if filter.nil?
       key, value = filter.split(':', 2)
-      getValue(key) == value
+      !/#{value}/.match(getValue(key)).nil?
     end
 
     def getKeysNextLevel(prefix, o)