--- a/src/goodjava/webserver/Response.java	Tue Apr 20 18:06:50 2021 -0600
+++ b/src/goodjava/webserver/Response.java	Fri Apr 30 20:23:28 2021 -0600
@@ -6,14 +6,15 @@
 import java.util.LinkedHashMap;
 import java.util.Collections;
 import java.util.List;
+import goodjava.util.CaseInsensitiveMap;
 
 
 public class Response {
 	public final String protocol = "HTTP/1.1";
 	public volatile Status status = Status.OK;
-	public final Map<String,Object> headers = Collections.synchronizedMap(new LinkedHashMap<String,Object>());
+	public final Map<String,Object> headers = Collections.synchronizedMap(new CaseInsensitiveMap<Object>(new LinkedHashMap<String,CaseInsensitiveMap.Value<Object>>()));
 	{
-		headers.put("server","goodjava");
+		headers.put("Server","goodjava");
 	}
 	private static final Body empty = new Body(0,new InputStream(){
 		public int read() { return -1; }
@@ -76,7 +77,7 @@
 	public static Response errorResponse(Status status,String text) {
 		Response response = new Response();
 		response.status = status;
-		response.headers.put( "content-type", "text/plain; charset=utf-8" );
+		response.headers.put( "Content-Type", "text/plain; charset=utf-8" );
 		PrintWriter writer = new PrintWriter( new ResponseOutputStream(response) );
 		writer.write( text );
 		writer.close();