diff --git a/src/main/java/com/glencoesoftware/ldaptool/MockSimpleRoleProvider.java b/src/main/java/com/glencoesoftware/ldaptool/MockSimpleRoleProvider.java
index b8d31f7..c113282 100644
--- a/src/main/java/com/glencoesoftware/ldaptool/MockSimpleRoleProvider.java
+++ b/src/main/java/com/glencoesoftware/ldaptool/MockSimpleRoleProvider.java
@@ -1,6 +1,7 @@
 package com.glencoesoftware.ldaptool;
 
 import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.concurrent.atomic.AtomicLong;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -12,6 +13,8 @@
 
 public class MockSimpleRoleProvider extends SimpleRoleProvider {
 
+    private AtomicLong nextExperimenterGroupId = new AtomicLong(1L);
+
     private static final Logger log =
             LoggerFactory.getLogger(MockSimpleRoleProvider.class);
 
@@ -27,11 +30,12 @@ public MockSimpleRoleProvider(SecuritySystem sec, SessionFactory sf,
     @Override
     public long createGroup(
             String name, Permissions perms, boolean strict, boolean isLdap) {
+        long id = nextExperimenterGroupId.getAndIncrement();
         log.info(
-            "Would have created ExperimenterGroup name={} perms={} strict={} " +
-            "isLdap={}", name, perms, strict, isLdap
+            "Would have created ExperimenterGroup id={} name={} perms={} " +
+            "strict={} isLdap={}", name, perms, strict, isLdap
         );
-        return 1;
+        return id;
     }
 
 }