diff --git a/src/Network/Network/ChangeLog.md b/src/Network/Network/ChangeLog.md
index a4802d1fda2f..a9fc34fb9029 100644
--- a/src/Network/Network/ChangeLog.md
+++ b/src/Network/Network/ChangeLog.md
@@ -20,6 +20,7 @@
 
 ## Upcoming Release
 * Fixed `ArgumentNullException` in `Add-AzureRmRouteConfig` when `RouteTable.Routes` is null.
+* Fix bug that can't display CustomIpPrefix in PublicIpPrefix.
 
 ## Version 4.16.0
 * Added support for retrieving the state of packet capture even when the provisioning state of the packet capture was failure
diff --git a/src/Network/Network/Models/PSPublicIpPrefix.cs b/src/Network/Network/Models/PSPublicIpPrefix.cs
index e85c31ee11e5..97ec3c24ddcb 100644
--- a/src/Network/Network/Models/PSPublicIpPrefix.cs
+++ b/src/Network/Network/Models/PSPublicIpPrefix.cs
@@ -45,6 +45,12 @@ public string PublicIpAddressesText
            get { return JsonConvert.SerializeObject(PublicIpAddresses, Formatting.Indented, new JsonSerializerSettings() { NullValueHandling = NullValueHandling.Ignore }); }
         }
 
+        [JsonIgnore]
+        public string CustomIpPrefixText
+        {
+            get { return JsonConvert.SerializeObject(CustomIpPrefix, Formatting.Indented, new JsonSerializerSettings() { NullValueHandling = NullValueHandling.Ignore }); }
+        }
+
         [JsonIgnore]
         public string IpTagsText
         {
diff --git a/src/Network/Network/Network.format.ps1xml b/src/Network/Network/Network.format.ps1xml
index 27b711c77ebe..acfe48c535c2 100644
--- a/src/Network/Network/Network.format.ps1xml
+++ b/src/Network/Network/Network.format.ps1xml
@@ -1756,6 +1756,10 @@
                 <Label>PublicIpAddresses</Label>
                 <PropertyName>PublicIpAddressesText</PropertyName>
               </ListItem>
+                <ListItem>
+                    <Label>CustomIpPrefix</Label>
+                    <PropertyName>CustomIpPrefixText</PropertyName>
+                </ListItem>
               <ListItem>
                 <Label>ExtendedLocation</Label>
                 <PropertyName>ExtendedLocationText</PropertyName>