diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index a8d9c10e00..fff865d704 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -68,7 +68,7 @@ errorprone-core = "com.google.errorprone:error_prone_core:2.42.0"
 test-logger = "com.adarshr.test-logger:4.0.0"
 spotless = "com.diffplug.spotless:8.7.0"
 spotless-changelog = "com.diffplug.spotless-changelog:3.1.2"
-spotbugs = "com.github.spotbugs:6.4.8"
+spotbugs = "com.github.spotbugs:6.5.6"
 plugin-publish = "com.gradle.plugin-publish:2.1.1"
 equo-ide = "dev.equo.ide:1.7.8"
 version-compatibility = "io.github.davidburstrom.version-compatibility:0.5.0"
diff --git a/lib-extra/spotbugs-exclude.xml b/lib-extra/spotbugs-exclude.xml
index fd9367044a..f9e60b2184 100644
--- a/lib-extra/spotbugs-exclude.xml
+++ b/lib-extra/spotbugs-exclude.xml
@@ -5,4 +5,7 @@
 	<Match>
 		<Bug pattern="THROWS_METHOD_THROWS_RUNTIMEEXCEPTION"/>
 	</Match>
+	<Match>
+		<Bug pattern="USO_UNSAFE_OBJECT_SYNCHRONIZATION"/>
+	</Match>
 </FindBugsFilter>
diff --git a/lib/spotbugs-exclude.xml b/lib/spotbugs-exclude.xml
index fd9367044a..1739443b83 100644
--- a/lib/spotbugs-exclude.xml
+++ b/lib/spotbugs-exclude.xml
@@ -5,4 +5,19 @@
 	<Match>
 		<Bug pattern="THROWS_METHOD_THROWS_RUNTIMEEXCEPTION"/>
 	</Match>
+	<Match>
+		<Bug pattern="IAOM_DO_NOT_INCREASE_METHOD_ACCESSIBILITY"/>
+	</Match>
+	<Match>
+		<Bug pattern="UNS_UNSAFE_CALL"/>
+	</Match>
+	<Match>
+		<Bug pattern="USO_UNSAFE_ACCESSIBLE_OBJECT_SYNCHRONIZATION"/>
+	</Match>
+	<Match>
+		<Bug pattern="USO_UNSAFE_METHOD_SYNCHRONIZATION"/>
+	</Match>
+	<Match>
+		<Bug pattern="USO_UNSAFE_STATIC_METHOD_SYNCHRONIZATION"/>
+	</Match>
 </FindBugsFilter>
diff --git a/settings.gradle b/settings.gradle
index aa6cc882aa..354c7b27b3 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -9,7 +9,7 @@ pluginManagement {
 
 plugins {
 	id 'com.diffplug.spotless' version '8.7.0' apply false
-	id 'com.github.spotbugs' version '6.4.8' apply false // https://github.com/spotbugs/spotbugs-gradle-plugin/releases
+	id 'com.github.spotbugs' version '6.5.6' apply false // https://github.com/spotbugs/spotbugs-gradle-plugin/releases
 	id 'com.gradle.develocity' version '4.4.3'
 }