diff --git a/lib/build.gradle b/lib/build.gradle
index 058e5f4132..b6f2bad570 100644
--- a/lib/build.gradle
+++ b/lib/build.gradle
@@ -70,7 +70,7 @@ dependencies {
 
 	// GLUE CODE (alphabetic order please)
 	// cleanthat
-	String VER_CLEANTHAT='2.13'
+	String VER_CLEANTHAT='2.15'
 	cleanthatCompileOnly "io.github.solven-eu.cleanthat:java:$VER_CLEANTHAT"
 	compatCleanthat2Dot1CompileAndTestOnly "io.github.solven-eu.cleanthat:java:$VER_CLEANTHAT"
 	// diktat
diff --git a/lib/src/main/java/com/diffplug/spotless/java/CleanthatJavaStep.java b/lib/src/main/java/com/diffplug/spotless/java/CleanthatJavaStep.java
index 92b7daa5f6..462298951b 100644
--- a/lib/src/main/java/com/diffplug/spotless/java/CleanthatJavaStep.java
+++ b/lib/src/main/java/com/diffplug/spotless/java/CleanthatJavaStep.java
@@ -40,7 +40,7 @@ public final class CleanthatJavaStep {
 	private static final String MAVEN_COORDINATE = "io.github.solven-eu.cleanthat:java";
 
 	// CleanThat changelog is available at https://github.com/solven-eu/cleanthat/blob/master/CHANGES.MD
-	private static final Jvm.Support<String> JVM_SUPPORT = Jvm.<String> support(NAME).add(11, "2.13");
+	private static final Jvm.Support<String> JVM_SUPPORT = Jvm.<String> support(NAME).add(11, "2.15");
 
 	// prevent direct instantiation
 	private CleanthatJavaStep() {}