diff --git a/Microsoft.Azure.Cosmos/src/HttpClient/CosmosHttpClientCore.cs b/Microsoft.Azure.Cosmos/src/HttpClient/CosmosHttpClientCore.cs
index dfd221149d..a4a4542260 100644
--- a/Microsoft.Azure.Cosmos/src/HttpClient/CosmosHttpClientCore.cs
+++ b/Microsoft.Azure.Cosmos/src/HttpClient/CosmosHttpClientCore.cs
@@ -97,11 +97,19 @@ public static CosmosHttpClient CreateWithConnectionPolicy(
         public static HttpMessageHandler CreateHttpClientHandler(int gatewayModeMaxConnectionLimit, IWebProxy webProxy)
         {
             // https://docs.microsoft.com/en-us/archive/blogs/timomta/controlling-the-number-of-outgoing-connections-from-httpclient-net-core-or-full-framework
-            return new HttpClientHandler
+            try
             {
-                Proxy = webProxy,
-                MaxConnectionsPerServer = gatewayModeMaxConnectionLimit
-            };
+                return new HttpClientHandler
+                {
+                    Proxy = webProxy,
+                    MaxConnectionsPerServer = gatewayModeMaxConnectionLimit
+                };
+            }
+            catch (PlatformNotSupportedException)
+            {
+                // Proxy and MaxConnectionsPerServer are not supported on some platforms.
+                return new HttpClientHandler();
+            }
         }
 
         private static HttpMessageHandler CreateHttpMessageHandler(