diff --git a/pom.xml b/pom.xml
index 4005e881..75541720 100644
--- a/pom.xml
+++ b/pom.xml
@@ -98,7 +98,7 @@
         <mockito-core.version>3.2.4</mockito-core.version>
         <commons-io.version>2.6</commons-io.version>
         <jackson.version>2.13.2.20220328</jackson.version>
-        <immutables.version>2.8.3</immutables.version>
+        <immutables.version>2.9.3</immutables.version>
         <powermock.version>2.0.2</powermock.version>
         <objenesis.version>3.0.1</objenesis.version>
         <opencensus.version>0.26.0</opencensus.version>
@@ -444,7 +444,7 @@
                         <id>enforce</id>
                         <configuration>
                             <rules>
-                                <requireUpperBoundDeps />
+                                <requireUpperBoundDeps/>
                             </rules>
                         </configuration>
                         <goals>