diff --git a/build.xml b/build.xml
index b4a3e02fe..e417a2c28 100644
--- a/build.xml
+++ b/build.xml
@@ -617,7 +617,7 @@ QUICK BUILD (QUICK)
         <pathelement location="${build-quick.dir}/classes/library"/>
         <pathelement location="${build-quick.dir}/classes/compiler"/>
         <pathelement location="${build-quick.dir}/classes/continuations-plugin"/>
-        <pathelement location="${lib.dir}/forkjoin.jar"/>
+        <path refid="aux.libs"/>
       </compilationpath>
     </scalacfork>
     <copy
@@ -1129,7 +1129,7 @@ BOOTSTRAPPING BUILD (STRAP)
         <pathelement location="${build-strap.dir}/classes/library"/>
         <pathelement location="${build-strap.dir}/classes/compiler"/>
         <pathelement location="${build-strap.dir}/classes/continuations-plugin"/>
-        <pathelement location="${lib.dir}/forkjoin.jar"/>
+        <path refid="aux.libs"/>
       </compilationpath>
     </scalacfork>
     <copy
diff --git a/lib/fjbg.jar b/lib/fjbg.jar
index 9b865c01b..3ef762812 100644
Binary files a/lib/fjbg.jar and b/lib/fjbg.jar differ