diff --git a/core/api/src/main/java/org/onosproject/net/meter/DefaultMeterRequest.java b/core/api/src/main/java/org/onosproject/net/meter/DefaultMeterRequest.java
index 7168928..1ca4466 100644
--- a/core/api/src/main/java/org/onosproject/net/meter/DefaultMeterRequest.java
+++ b/core/api/src/main/java/org/onosproject/net/meter/DefaultMeterRequest.java
@@ -165,7 +165,7 @@
         private void validate() {
             checkNotNull(deviceId, "Must specify a device");
             checkNotNull(bands, "Must have bands.");
-            checkArgument(bands.size() > 0, "Must have at least one band.");
+            checkArgument(!bands.isEmpty(), "Must have at least one band.");
             checkNotNull(appId, "Must have an application id");
         }