diff --git a/core/store/trivial/src/main/java/org/onlab/onos/store/trivial/impl/SimpleDeviceStore.java b/core/store/trivial/src/main/java/org/onlab/onos/store/trivial/impl/SimpleDeviceStore.java
index 48e259b..30904ba 100644
--- a/core/store/trivial/src/main/java/org/onlab/onos/store/trivial/impl/SimpleDeviceStore.java
+++ b/core/store/trivial/src/main/java/org/onlab/onos/store/trivial/impl/SimpleDeviceStore.java
@@ -348,7 +348,7 @@
 
         synchronized (descsMap) {
             DeviceDescriptions descs = descsMap.get(providerId);
-            // assuming all providers must to give DeviceDescription
+            // assuming all providers must give DeviceDescription first
             checkArgument(descs != null,
                     "Device description for Device ID %s from Provider %s was not found",
                     deviceId, providerId);