diff --git a/protocols/pcep/server/ctl/src/test/java/org/onosproject/pcelabelstore/util/TestEventuallyConsistentMap.java b/protocols/pcep/server/ctl/src/test/java/org/onosproject/pcelabelstore/util/TestEventuallyConsistentMap.java
index 6c34554..9184352 100644
--- a/protocols/pcep/server/ctl/src/test/java/org/onosproject/pcelabelstore/util/TestEventuallyConsistentMap.java
+++ b/protocols/pcep/server/ctl/src/test/java/org/onosproject/pcelabelstore/util/TestEventuallyConsistentMap.java
@@ -90,6 +90,7 @@
         return map.get(key);
     }
 
+    @SuppressWarnings("ReturnValueIgnored")
     @Override
     public void put(K key, V value) {
         map.put(key, value);