diff --git a/pmd-java/src/main/java/net/sourceforge/pmd/lang/java/rule/bestpractices/UnusedPrivateFieldRule.java b/pmd-java/src/main/java/net/sourceforge/pmd/lang/java/rule/bestpractices/UnusedPrivateFieldRule.java
index 06133f4bf4..7d89eb19c5 100644
--- a/pmd-java/src/main/java/net/sourceforge/pmd/lang/java/rule/bestpractices/UnusedPrivateFieldRule.java
+++ b/pmd-java/src/main/java/net/sourceforge/pmd/lang/java/rule/bestpractices/UnusedPrivateFieldRule.java
@@ -58,6 +58,7 @@ public class UnusedPrivateFieldRule extends AbstractLombokAwareRule {
         defaultValues.add("org.mockito.Mock");
         defaultValues.add("org.mockito.Spy");
         defaultValues.add("org.springframework.boot.test.mock.mockito.MockBean");
+        defaultValues.add("org.springframework.boot.test.mock.mockito.SpyBean");
         return defaultValues;
     }