diff --git a/dspot/src/main/java/fr/inria/stamp/test/runner/DefaultTestRunner.java b/dspot/src/main/java/fr/inria/stamp/test/runner/DefaultTestRunner.java
index fb3cd2083..cbf13764f 100644
--- a/dspot/src/main/java/fr/inria/stamp/test/runner/DefaultTestRunner.java
+++ b/dspot/src/main/java/fr/inria/stamp/test/runner/DefaultTestRunner.java
@@ -46,6 +46,7 @@ public TestListener run(Class<?> testClass, Collection<String> testMethodNames,
 			RunNotifier runNotifier = new RunNotifier();
 			Arrays.stream(additionalListeners).forEach(runNotifier::addListener);
 			runNotifier.addFirstListener(listener);
+			Thread.currentThread().setContextClassLoader(this.classLoader);
 			runner.run(runNotifier);
 		});
 		try {