diff --git a/src/libraries/Common/tests/System/Net/Http/HttpClientHandlerTest.cs b/src/libraries/Common/tests/System/Net/Http/HttpClientHandlerTest.cs
index 1d2830ef845dfb..450edaab12e377 100644
--- a/src/libraries/Common/tests/System/Net/Http/HttpClientHandlerTest.cs
+++ b/src/libraries/Common/tests/System/Net/Http/HttpClientHandlerTest.cs
@@ -2345,13 +2345,10 @@ public enum HeaderType
             Cookie
         }
 
-        [Fact]
+        [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsNotBrowser))]
         public async Task LargeUriAndHeaders_Works()
         {
-            int length =
-                IsWinHttpHandler ? 65_000 :
-                PlatformDetection.IsBrowser ? 4_000 :
-                10_000_000;
+            int length = IsWinHttpHandler ? 65_000 : 10_000_000;
 
             string longPath = "/" + new string('X', length);
             string longHeaderName = new string('Y', length);