diff --git a/hsarback/src/de/hsadmin/pillar/JsonPillarServlet.java b/hsarback/src/de/hsadmin/pillar/JsonPillarServlet.java
index d669521..39d8f48 100644
--- a/hsarback/src/de/hsadmin/pillar/JsonPillarServlet.java
+++ b/hsarback/src/de/hsadmin/pillar/JsonPillarServlet.java
@@ -207,6 +207,10 @@ public class JsonPillarServlet extends HttpServlet {
 				final UnixUser user = sortedUsersMap.get(nextName);
 				final String fullUsername = user.getName();
 				boolean isDomainAdmin = domainadmins.contains(fullUsername);
+				final String shell = user.getShell();
+				boolean isLingering = "/bin/bash".equals(shell) || "/bin/dash".equals(shell)
+						|| "/bin/sh".equals(shell) || "/bin/zsh".equals(shell) || "/bin/tcsh".equals(shell) || "/bin/csh".equals(shell)
+						|| "/usr/bin/zsh".equals(shell) || "/usr/bin/tcsh".equals(shell);
 				if (firstLoopUsers) {
 					firstLoopUsers = false;
 					writer.println("        {");
@@ -225,6 +229,7 @@ public class JsonPillarServlet extends HttpServlet {
 				writer.println("          , \"storage_soft\": " + user.getStorageSoftlimit());
 				writer.println("          , \"storage_hard\": " + user.getStorageHardlimit());
 				writer.println("          , \"is_domainadmin\": " + Boolean.toString(isDomainAdmin).toLowerCase());
+				writer.println("          , \"is_lingering\": " + Boolean.toString(isLingering).toLowerCase());
 				writer.println("          , \"has_maildir\": " + Boolean.toString(true).toLowerCase());
 				writer.println("        }");
 			}