diff --git a/.config/pmd/java/ruleset.xml b/.config/pmd/java/ruleset.xml
index ebdbd83a..267fa5e9 100644
--- a/.config/pmd/java/ruleset.xml
+++ b/.config/pmd/java/ruleset.xml
@@ -42,6 +42,7 @@
 	<rule ref="category/java/codestyle.xml/NoPackage"/>
 	<rule ref="category/java/codestyle.xml/PrematureDeclaration"/>
 	<rule ref="category/java/codestyle.xml/UnnecessarySemicolon"/>
+	<rule ref="category/java/codestyle.xml/VariableCanBeInlined"/>
 
 	<rule ref="category/java/design.xml">
 		<!-- Sometimes abstract classes have just fields -->
@@ -138,6 +139,7 @@
 	<rule ref="category/java/errorprone.xml/AvoidMultipleUnaryOperators"/>
 	<rule ref="category/java/errorprone.xml/AvoidUsingOctalValues"/>
 	<rule ref="category/java/errorprone.xml/BrokenNullCheck"/>
+	<rule ref="category/java/errorprone.xml/CollectionTypeMismatch"/>
 	<rule ref="category/java/errorprone.xml/ComparisonWithNaN"/>
 	<rule ref="category/java/errorprone.xml/DoNotCallGarbageCollectionExplicitly"/>
 	<rule ref="category/java/errorprone.xml/DontImportSun"/>
@@ -155,7 +157,7 @@
 	<rule ref="category/java/errorprone.xml/SingletonClassReturningNewInstance"/>
 	<rule ref="category/java/errorprone.xml/UnconditionalIfStatement"/>
 	<rule ref="category/java/errorprone.xml/UnnecessaryCaseChange"/>
-	<rule ref="category/java/errorprone.xml/UselessOperationOnImmutable"/>
+	<rule ref="category/java/errorprone.xml/UselessPureMethodCall"/>
 
 
 	<rule ref="category/java/multithreading.xml">
diff --git a/pom.xml b/pom.xml
index a2c81217..de0e2d11 100644
--- a/pom.xml
+++ b/pom.xml
@@ -83,12 +83,12 @@
 							<dependency>
 								<groupId>net.sourceforge.pmd</groupId>
 								<artifactId>pmd-core</artifactId>
-								<version>7.16.0</version>
+								<version>7.17.0</version>
 							</dependency>
 							<dependency>
 								<groupId>net.sourceforge.pmd</groupId>
 								<artifactId>pmd-java</artifactId>
-								<version>7.16.0</version>
+								<version>7.17.0</version>
 							</dependency>
 						</dependencies>
 					</plugin>
diff --git a/sessionize-java-client/pom.xml b/sessionize-java-client/pom.xml
index c803ee83..b6f7fa54 100644
--- a/sessionize-java-client/pom.xml
+++ b/sessionize-java-client/pom.xml
@@ -491,12 +491,12 @@
 							<dependency>
 								<groupId>net.sourceforge.pmd</groupId>
 								<artifactId>pmd-core</artifactId>
-								<version>7.16.0</version>
+								<version>7.17.0</version>
 							</dependency>
 							<dependency>
 								<groupId>net.sourceforge.pmd</groupId>
 								<artifactId>pmd-java</artifactId>
-								<version>7.16.0</version>
+								<version>7.17.0</version>
 							</dependency>
 						</dependencies>
 					</plugin>