Index: subprojects/workers/src/integTest/groovy/org/gradle/workers/internal/WorkerExecutorIntegrationTest.groovy
===================================================================
diff -u -N -r7d6c797b53bfeba16675fb390ebd0b53dce55b9b -r559f5e34abb5b7c216ceb14c6470a8ff5b23ecab
--- subprojects/workers/src/integTest/groovy/org/gradle/workers/internal/WorkerExecutorIntegrationTest.groovy	(.../WorkerExecutorIntegrationTest.groovy)	(revision 7d6c797b53bfeba16675fb390ebd0b53dce55b9b)
+++ subprojects/workers/src/integTest/groovy/org/gradle/workers/internal/WorkerExecutorIntegrationTest.groovy	(.../WorkerExecutorIntegrationTest.groovy)	(revision 559f5e34abb5b7c216ceb14c6470a8ff5b23ecab)
@@ -263,7 +263,7 @@
                                         forkOptions.maxHeapSize = "64m"
                                     }
                                     config.forkOptions(additionalForkOptions)
-                                    config.classpath(additionalClasspath)
+                                    config.classpath.from(additionalClasspath)
                                     config.parameters {
                                         files = list.collect { it as String }
                                         outputDir = new File(outputFileDirPath)