diff --git a/pom.xml b/pom.xml
index 7d695ad..e249bab 100644
--- a/pom.xml
+++ b/pom.xml
@@ -34,7 +34,7 @@
     <ph-javacc-maven-plugin.version>5.0.1</ph-javacc-maven-plugin.version>
     <truth.version>1.4.5</truth.version>
     <junit.version>4.13.2</junit.version>
-    <spotless.version>3.2.1</spotless.version>
+    <spotless.version>3.3.0</spotless.version>
     <exec-maven.version>3.6.3</exec-maven.version>
     <build-helper-maven-plugin.version>3.6.1</build-helper-maven-plugin.version>
     <auto-value.version>1.11.1</auto-value.version>