diff --git a/src/Servers/Kestrel/test/InMemory.FunctionalTests/Http2/Http2ConnectionTests.cs b/src/Servers/Kestrel/test/InMemory.FunctionalTests/Http2/Http2ConnectionTests.cs
index 41c584dbdc7e..1b30b6bff134 100644
--- a/src/Servers/Kestrel/test/InMemory.FunctionalTests/Http2/Http2ConnectionTests.cs
+++ b/src/Servers/Kestrel/test/InMemory.FunctionalTests/Http2/Http2ConnectionTests.cs
@@ -561,7 +561,6 @@ await ExpectAsync(Http2FrameType.HEADERS,
     }
 
     [Fact]
-    [QuarantinedTest("https://github.com/dotnet/aspnetcore/issues/40626")]
     public async Task StreamPool_StreamIsInvalidState_DontReturnedToPool()
     {
         // Add (or don't add) stream to Http2Connection._completedStreams inline with SetResult().