diff --git a/src/Http/Http.Features/src/ISession.cs b/src/Http/Http.Features/src/ISession.cs
index 0b7a83c5bad87f8d0bf28418058982fa4b178f55..c5e9a0a879524906fe72e707a27d3cb84a30a815 100644
--- a/src/Http/Http.Features/src/ISession.cs
+++ b/src/Http/Http.Features/src/ISession.cs
@@ -15,7 +15,7 @@ namespace Microsoft.AspNetCore.Http
     public interface ISession
     {
         /// <summary>
-        /// Indicate whether the current session has loaded.
+        /// Indicates whether the current session loaded successfully. Accessing this property before the session is loaded will cause it to be loaded inline.
         /// </summary>
         bool IsAvailable { get; }