diff --git a/Jenkinsfile b/Jenkinsfile
index f601e55..e4ffc2c 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -38,5 +38,6 @@ node {
 			}
 	    }
 	}
+	sh "docker system prune -f"
 	echo "${_msg}"
 }
diff --git a/pip b/pip
index b07fe9f..de17f93 160000
--- a/pip
+++ b/pip
@@ -1 +1 @@
-Subproject commit b07fe9f892aa5fb0a7a5967e223928a3aa846f67
+Subproject commit de17f93679c7ddb4b873c1873e4f6b911d894f04