diff --git a/src/Microsoft.AspNetCore.Hosting.Abstractions/IHostingEnvironment.cs b/src/Microsoft.AspNetCore.Hosting.Abstractions/IHostingEnvironment.cs
index 6086f51b34..a619c7791f 100644
--- a/src/Microsoft.AspNetCore.Hosting.Abstractions/IHostingEnvironment.cs
+++ b/src/Microsoft.AspNetCore.Hosting.Abstractions/IHostingEnvironment.cs
@@ -12,10 +12,10 @@ namespace Microsoft.AspNetCore.Hosting
     {
         /// <summary>
         /// Gets or sets the name of the environment. This property is automatically set by the host to the value
-        /// of the "ASPNETCORE_ENVIRONMENT" environment variable.
+        /// of the "ASPNETCORE_ENVIRONMENT" environment variable, or "environment" as specified in any other configuration source.
         /// </summary>
         string EnvironmentName { get; set; }
-        
+
         /// <summary>
         /// Gets or sets the name of the application. This property is automatically set by the host to the assembly containing
         /// the application entry point.
@@ -42,4 +42,4 @@ namespace Microsoft.AspNetCore.Hosting
         /// </summary>
         IFileProvider ContentRootFileProvider { get; set; }
     }
-}
\ No newline at end of file
+}