diff --git a/changes/2187.misc b/changes/2187.misc
new file mode 100644
index 00000000000..8b137891791
--- /dev/null
+++ b/changes/2187.misc
@@ -0,0 +1 @@
+
diff --git a/demos/polls/aiohttpdemo_polls/utils.py b/demos/polls/aiohttpdemo_polls/utils.py
index 45688130b65..f2c2f309900 100644
--- a/demos/polls/aiohttpdemo_polls/utils.py
+++ b/demos/polls/aiohttpdemo_polls/utils.py
@@ -1,8 +1,5 @@
 import trafaret as T
 
-
-primitive_ip_regexp = r'^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$'
-
 TRAFARET = T.Dict({
     T.Key('postgres'):
         T.Dict({
@@ -14,6 +11,6 @@
             'minsize': T.Int(),
             'maxsize': T.Int(),
         }),
-    T.Key('host'): T.String(regex=primitive_ip_regexp),
+    T.Key('host'): T.IP,
     T.Key('port'): T.Int(),
 })