diff --git a/core/net/src/main/java/org/onosproject/cluster/impl/ConfigFileBasedClusterMetadataProvider.java b/core/net/src/main/java/org/onosproject/cluster/impl/ConfigFileBasedClusterMetadataProvider.java
index 99920f9..873a0b8 100644
--- a/core/net/src/main/java/org/onosproject/cluster/impl/ConfigFileBasedClusterMetadataProvider.java
+++ b/core/net/src/main/java/org/onosproject/cluster/impl/ConfigFileBasedClusterMetadataProvider.java
@@ -194,7 +194,7 @@
             }
 
             try {
-                Thread.sleep((int) Math.pow(2, iterations < 7 ? ++iterations : iterations) * 10);
+                Thread.sleep((int) Math.pow(2, iterations < 7 ? ++iterations : iterations) * 10L);
             } catch (InterruptedException e) {
                 throw Throwables.propagate(e);
             }