diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/RoleManager.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/RoleManager.java
index 51e90e5..030b9c1 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/RoleManager.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/RoleManager.java
@@ -57,7 +57,7 @@
 
     private static Logger log = LoggerFactory.getLogger(RoleManager.class);
 
-    // The time until cached XID is evicted. Arbitray for now.
+    // The time until cached XID is evicted. Arbitrary for now.
     private final int pendingXidTimeoutSeconds = 60;
 
     // The cache for pending expected RoleReplies keyed on expected XID