diff --git a/utils/misc/src/test/java/org/onlab/graph/DisjointPathPairTest.java b/utils/misc/src/test/java/org/onlab/graph/DisjointPathPairTest.java
index 620fe40..7ab78c1 100644
--- a/utils/misc/src/test/java/org/onlab/graph/DisjointPathPairTest.java
+++ b/utils/misc/src/test/java/org/onlab/graph/DisjointPathPairTest.java
@@ -53,7 +53,8 @@
     public void testSwappingPrimarySecondaryDoesntImpactEquality() {
         new EqualsTester()
             .addEqualityGroup(new DisjointPathPair<>(ABC, ADC),
-                              new DisjointPathPair<>(ADC, ABC));
+                              new DisjointPathPair<>(ADC, ABC))
+            .testEquals();
     }
 
 }
diff --git a/utils/misc/src/test/java/org/onlab/packet/VlanIdTest.java b/utils/misc/src/test/java/org/onlab/packet/VlanIdTest.java
index 672362f..59e24e5 100644
--- a/utils/misc/src/test/java/org/onlab/packet/VlanIdTest.java
+++ b/utils/misc/src/test/java/org/onlab/packet/VlanIdTest.java
@@ -26,14 +26,16 @@
     @Test
     public void testEquality() {
         VlanId vlan1 = VlanId.vlanId("None");
-        VlanId vlan2 = VlanId.vlanId((short) -1);
+        VlanId vlan2 = VlanId.vlanId((short) -10);
         VlanId vlan3 = VlanId.vlanId((short) 100);
-        VlanId vlan4 = VlanId.vlanId((short) 100);
+        VlanId vlan4 = VlanId.vlanId((short) 200);
 
         new EqualsTester().addEqualityGroup(VlanId.vlanId(), vlan1)
-        .addEqualityGroup(vlan1, vlan2)
-        .addEqualityGroup(vlan3, vlan4)
-        .addEqualityGroup(VlanId.vlanId((short) 10));
+            .addEqualityGroup(vlan2)
+            .addEqualityGroup(vlan3)
+            .addEqualityGroup(vlan4)
+            .addEqualityGroup(VlanId.vlanId((short) 10))
+            .testEquals();
 
     }
 
diff --git a/utils/misc/src/test/java/org/onlab/util/CounterTest.java b/utils/misc/src/test/java/org/onlab/util/CounterTest.java
index e62672d..491b632 100644
--- a/utils/misc/src/test/java/org/onlab/util/CounterTest.java
+++ b/utils/misc/src/test/java/org/onlab/util/CounterTest.java
@@ -96,7 +96,8 @@
                 .addEqualityGroup(tt, same)
                 .addEqualityGroup(400)
                 .addEqualityGroup("")
-                .addEqualityGroup(diff);
+                .addEqualityGroup(diff)
+                .testEquals();
 
     }