diff --git a/truffle/src/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/polyglot/ProcessBuilderTest.java b/truffle/src/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/polyglot/ProcessBuilderTest.java
index 7eef70653c33..c9ed2bf1fa0a 100644
--- a/truffle/src/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/polyglot/ProcessBuilderTest.java
+++ b/truffle/src/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/polyglot/ProcessBuilderTest.java
@@ -181,7 +181,7 @@ protected Object execute(RootNode node, Env env, Object[] contextArguments, Obje
             ByteArrayOutputStream stderr = new ByteArrayOutputStream();
             TruffleProcessBuilder builder = env.newProcessBuilder(toStringArray(frameArguments));
             Process p = builder.redirectOutput(builder.createRedirectToStream(stdout)).redirectError(builder.createRedirectToStream(stderr)).start();
-            if (!p.waitFor(30, TimeUnit.SECONDS)) {
+            if (!p.waitFor(60, TimeUnit.SECONDS)) {
                 p.destroy();
                 Assert.fail("Process did not finish in expected time.");
             }