diff --git a/pom.xml b/pom.xml
index 3fd75d8..e6c772f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
         <surefire.version>3.2.5</surefire.version>
         <jar-plugin.version>3.5.0</jar-plugin.version>
         <shade-plugin.version>3.6.2</shade-plugin.version>
-        <spotless.version>3.3.0</spotless.version>
+        <spotless.version>3.4.0</spotless.version>
     </properties>
 
     <dependencies>