diff --git a/build.gradle b/build.gradle
index c4a81cb274c3cb4ab83004aeaa29648e6f1e466c..0acbc564f90e08e3e18c1865a13d5401952d86a9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -251,6 +251,7 @@ task compileListNamesTest(type: RelastTest) {
     grammarName = 'src/test/jastadd/listnames/ListNames'
     useJastAddNames = true
     jastAddList = 'ListyMcListface'
+    listClass = 'java.util.LinkedList'
     packageName = 'listnames.ast'
     moreInputFiles 'src/test/jastadd/Utils.jadd'
 }