diff --git a/providers/null/src/main/java/org/onosproject/provider/nil/cli/CreateNullDevice.java b/providers/null/src/main/java/org/onosproject/provider/nil/cli/CreateNullDevice.java
index 4d081f8..dc1ff92 100644
--- a/providers/null/src/main/java/org/onosproject/provider/nil/cli/CreateNullDevice.java
+++ b/providers/null/src/main/java/org/onosproject/provider/nil/cli/CreateNullDevice.java
@@ -17,6 +17,7 @@
 
 import org.apache.karaf.shell.commands.Argument;
 import org.apache.karaf.shell.commands.Command;
+import org.onlab.util.Tools;
 import org.onosproject.net.Device;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.config.NetworkConfigService;
@@ -74,6 +75,7 @@
         cfg.name(name);
         setUiCoordinates(cfg, locType, latOrY, longOrX);
 
+        Tools.delay(10);
         sim.createDevice(deviceId, name, Device.Type.valueOf(type.toUpperCase()), portCount);
     }
 
diff --git a/providers/null/src/main/java/org/onosproject/provider/nil/cli/CreateNullHost.java b/providers/null/src/main/java/org/onosproject/provider/nil/cli/CreateNullHost.java
index e1eb5dd..d079b23 100644
--- a/providers/null/src/main/java/org/onosproject/provider/nil/cli/CreateNullHost.java
+++ b/providers/null/src/main/java/org/onosproject/provider/nil/cli/CreateNullHost.java
@@ -20,6 +20,7 @@
 import org.apache.karaf.shell.commands.Argument;
 import org.apache.karaf.shell.commands.Command;
 import org.onlab.packet.IpAddress;
+import org.onlab.util.Tools;
 import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.HostId;
@@ -81,6 +82,7 @@
         BasicHostConfig cfg = cfgService.addConfig(id, BasicHostConfig.class);
         setUiCoordinates(cfg, locType, latOrY, longOrX);
 
+        Tools.delay(10);
         sim.createHost(id, locations, ips);
     }