diff --git a/.idea/copyright/Apache_License.xml b/.idea/copyright/Apache_License.xml
index 15687f4..ade80da 100644
--- a/.idea/copyright/Apache_License.xml
+++ b/.idea/copyright/Apache_License.xml
@@ -1,6 +1,6 @@
 <component name="CopyrightManager">
   <copyright>
-    <option name="notice" value="Copyright &amp;#36;today.year the original author or authors.&#10; &#10;Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);&#10;you may not use this file except in compliance with the License.&#10;You may obtain a copy of the License at&#10;&#10;    https://www.apache.org/licenses/LICENSE-2.0&#10;&#10;Unless required by applicable law or agreed to in writing, software&#10;distributed under the License is distributed on an &quot;AS IS&quot; BASIS,&#10;WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.&#10;See the License for the specific language governing permissions and&#10;limitations under the License." />
+    <option name="notice" value="Copyright 2023-Copyright &amp;#36;today.yearamp;#36;today.year the original author or authors.&#10; &#10;Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);&#10;you may not use this file except in compliance with the License.&#10;You may obtain a copy of the License at&#10;&#10;    https://www.apache.org/licenses/LICENSE-2.0&#10;&#10;Unless required by applicable law or agreed to in writing, software&#10;distributed under the License is distributed on an &quot;AS IS&quot; BASIS,&#10;WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.&#10;See the License for the specific language governing permissions and&#10;limitations under the License." />
     <option name="myName" value="Apache License" />
   </copyright>
-</component>
\ No newline at end of file
+</component>
diff --git a/src/bld/java/rife/bld/extension/PitestOperationBuild.java b/src/bld/java/rife/bld/extension/PitestOperationBuild.java
index e90b3e1..d0f0e20 100644
--- a/src/bld/java/rife/bld/extension/PitestOperationBuild.java
+++ b/src/bld/java/rife/bld/extension/PitestOperationBuild.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 the original author or authors.
+ * Copyright 2023-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -35,14 +35,14 @@ public class PitestOperationBuild extends Project {
     public PitestOperationBuild() {
         pkg = "rife.bld.extension";
         name = "PitestExtension";
-        version = version(0, 9, 1);
+        version = version(0, 9, 2, "SNAPSHOT");
 
         javaRelease = 17;
         downloadSources = true;
         autoDownloadPurge = true;
         repositories = List.of(MAVEN_CENTRAL, RIFE2_RELEASES);
 
-        var pitest = version(1, 15, 3);
+        var pitest = version(1, 15, 4);
         scope(compile)
                 .include(dependency("com.uwyn.rife2", "bld", version(1, 7, 5)));
         scope(test)
@@ -51,7 +51,7 @@ public class PitestOperationBuild extends Project {
                 .include(dependency("org.pitest", "pitest-junit5-plugin", version(1, 2, 1)))
                 .include(dependency("org.junit.jupiter", "junit-jupiter", version(5, 10, 1)))
                 .include(dependency("org.junit.platform", "junit-platform-console-standalone", version(1, 10, 1)))
-                .include(dependency("org.assertj", "assertj-core", version(3, 24, 2)));
+                .include(dependency("org.assertj", "assertj-core", version(3, 25, 1)));
 
         javadocOperation()
                 .javadocOptions()
diff --git a/src/main/java/rife/bld/extension/PitestOperation.java b/src/main/java/rife/bld/extension/PitestOperation.java
index 08dfe7d..1f32154 100644
--- a/src/main/java/rife/bld/extension/PitestOperation.java
+++ b/src/main/java/rife/bld/extension/PitestOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 the original author or authors.
+ * Copyright 2023-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -878,4 +878,4 @@ public class PitestOperation extends AbstractProcessOperation<PitestOperation> {
         }
         return this;
     }
-}
\ No newline at end of file
+}
diff --git a/src/test/java/rife/bld/extension/PitestOperationTest.java b/src/test/java/rife/bld/extension/PitestOperationTest.java
index 70d5ef8..af0e7c1 100644
--- a/src/test/java/rife/bld/extension/PitestOperationTest.java
+++ b/src/test/java/rife/bld/extension/PitestOperationTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 the original author or authors.
+ * Copyright 2023-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -158,7 +158,7 @@ class PitestOperationTest {
 
     @Test
     void execute() throws IOException {
-        var tmpDir = Files.createTempDirectory("bld-pitest");
+        var tmpDir = Files.createTempDirectory("bld-pitest-");
         tmpDir.toFile().deleteOnExit();
         var op = new PitestOperation().
                 fromProject(new WebProject())
@@ -491,4 +491,4 @@ class PitestOperationTest {
                 .verbose(false);
         assertThat(op.options.get("--verbose")).isEqualTo(FALSE);
     }
-}
\ No newline at end of file
+}