diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 4be9c35b..c4c7f55f 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -31,8 +31,8 @@ mockito = "5.18.0"
 # Build Analysis
 checkstyle = "10.23.1"
 pmd = "7.13.0"
-spotbugs-tool = "4.8.6"
-spotbugs-plugin = "6.0.17"
+spotbugs-tool = "4.9.3"
+spotbugs-plugin = "6.1.13"
 spotless-plugin = "6.25.0"
 
 # Packaging
diff --git a/spark-operator/src/test/java/org/apache/spark/k8s/operator/metrics/source/KubernetesMetricsInterceptorTest.java b/spark-operator/src/test/java/org/apache/spark/k8s/operator/metrics/source/KubernetesMetricsInterceptorTest.java
index 9217f440..9cf56812 100644
--- a/spark-operator/src/test/java/org/apache/spark/k8s/operator/metrics/source/KubernetesMetricsInterceptorTest.java
+++ b/spark-operator/src/test/java/org/apache/spark/k8s/operator/metrics/source/KubernetesMetricsInterceptorTest.java
@@ -50,7 +50,7 @@
 @EnableKubernetesMockClient(crud = true)
 @TestMethodOrder(MethodOrderer.OrderAnnotation.class)
 @SuppressFBWarnings(
-    value = {"UWF_UNWRITTEN_FIELD", "NP_UNWRITTEN_FIELD", "UUF_UNUSED_FIELD"},
+    value = {"UWF_UNWRITTEN_FIELD", "NP_UNWRITTEN_FIELD"},
     justification = "Unwritten fields are covered by Kubernetes mock client")
 class KubernetesMetricsInterceptorTest {
 
diff --git a/spark-operator/src/test/java/org/apache/spark/k8s/operator/probe/HealthProbeTest.java b/spark-operator/src/test/java/org/apache/spark/k8s/operator/probe/HealthProbeTest.java
index 958a8d20..471c27a9 100644
--- a/spark-operator/src/test/java/org/apache/spark/k8s/operator/probe/HealthProbeTest.java
+++ b/spark-operator/src/test/java/org/apache/spark/k8s/operator/probe/HealthProbeTest.java
@@ -47,7 +47,7 @@
 
 @EnableKubernetesMockClient(crud = true)
 @SuppressFBWarnings(
-    value = {"UWF_UNWRITTEN_FIELD", "NP_UNWRITTEN_FIELD", "UUF_UNUSED_FIELD"},
+    value = {"UWF_UNWRITTEN_FIELD"},
     justification = "Unwritten fields are covered by Kubernetes mock client")
 class HealthProbeTest {
   private static Operator operator;