diff --git a/.config/pmd/java/ruleset.xml b/.config/pmd/java/ruleset.xml
index ebdbd83..267fa5e 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/build.gradle b/build.gradle
index c074684..094a39d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ plugins {
 ext {
     checkstyleVersion = '11.0.1'
 
-    pmdVersion = '7.16.0'
+    pmdVersion = '7.17.0'
 }
 
 def properties(String key) {