diff --git a/lib/ansible/module_utils/netcfg.py b/lib/ansible/module_utils/netcfg.py
index 68607f525c..20a3d3e681 100644
--- a/lib/ansible/module_utils/netcfg.py
+++ b/lib/ansible/module_utils/netcfg.py
@@ -382,7 +382,7 @@ class Conditional(object):
         return self.number(value) <= self.value
 
     def contains(self, value):
-        return self.value in value
+        return str(self.value) in value