diff --git a/.github/validate.sh b/.github/validate.sh
index 61601d60..446c93d9 100644
--- a/.github/validate.sh
+++ b/.github/validate.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 
+ls -l . unknow-http-test unknow-http-test/target
+
 java -jar unknow-http-test/target/server.jar >log 2>log &
 pid=$!
 trap "kill -9 $pid" EXIT