diff --git a/headless-services/commons/commons-java/src/test/java/org/springframework/ide/vscode/commons/jandex/JandexClasspathTest.java b/headless-services/commons/commons-java/src/test/java/org/springframework/ide/vscode/commons/jandex/JandexClasspathTest.java
index 6de07be90..fe34d2547 100644
--- a/headless-services/commons/commons-java/src/test/java/org/springframework/ide/vscode/commons/jandex/JandexClasspathTest.java
+++ b/headless-services/commons/commons-java/src/test/java/org/springframework/ide/vscode/commons/jandex/JandexClasspathTest.java
@@ -41,7 +41,7 @@ public class JandexClasspathTest {
 			this.name = name;
 			this.root = new File(JandexClasspathTest.class.getResource("/" + name ).toURI());
 			testClassesFolder = new File(root, "bin");
-			this.outputFolder = folder.newFolder();
+			this.outputFolder = folder.newFolder().getCanonicalFile();
 		}
 
 		void createClass(String fqName) throws Exception {