diff --git a/src/run2-3.sh b/src/run2-3.sh
index 1d29c57..5b016a2 100755
--- a/src/run2-3.sh
+++ b/src/run2-3.sh
@@ -6,7 +6,7 @@
 echo ">>>>   $ java j2/EchoClient";
 echo "         ^^^^^^^^^^^^^^^";
 echo "start EchoServer"
-java j2/Phttpd
+java j2/Phttpd j2/Phttpd.java
 
 #echo "type return to exit"
 #read input_str