diff --git a/java/google/registry/util/ComparingInvocationHandler.java b/java/google/registry/util/ComparingInvocationHandler.java
index ff42efca7..b45411279 100644
--- a/java/google/registry/util/ComparingInvocationHandler.java
+++ b/java/google/registry/util/ComparingInvocationHandler.java
@@ -131,7 +131,7 @@ public abstract class ComparingInvocationHandler<T> implements InvocationHandler
    * stack trace for example), override this method with the desired implementation.
    *
    * @param method the method whose return value is given
-   * @param exception the exception thrown by a call to method
+   * @param throwable the exception thrown by a call to method
    */
   protected String stringifyThrown(
       @SuppressWarnings("unused") Method method,
diff --git a/java/google/registry/whois/WhoisMetrics.java b/java/google/registry/whois/WhoisMetrics.java
index 32e87e511..1142277bb 100644
--- a/java/google/registry/whois/WhoisMetrics.java
+++ b/java/google/registry/whois/WhoisMetrics.java
@@ -25,7 +25,6 @@ import google.registry.monitoring.metrics.IncrementableMetric;
 import google.registry.monitoring.metrics.LabelDescriptor;
 import google.registry.monitoring.metrics.MetricRegistryImpl;
 import google.registry.util.Clock;
-import google.registry.whois.WhoisMetrics.WhoisMetric;
 import javax.inject.Inject;
 import org.joda.time.DateTime;