diff --git a/com.ibm.wala.cast.js.test.data/build.gradle b/com.ibm.wala.cast.js.test.data/build.gradle
index efa7a5798..b5ecf1d38 100644
--- a/com.ibm.wala.cast.js.test.data/build.gradle
+++ b/com.ibm.wala.cast.js.test.data/build.gradle
@@ -2,34 +2,31 @@ apply plugin: 'base'
 
 import de.undercouch.gradle.tasks.download.*
 
-def versionedArchive = 'ajaxslt-0.8.1'
-def packedArchive = "${versionedArchive}.tar.gz"
-
 task downloadAjaxslt(type: Download) {
-	src "https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/ajaxslt/${packedArchive}"
-	dest new File(buildDir, packedArchive)
+	def version = '0.8.1'
+	ext {
+		versionedArchive = "ajaxslt-$version"
+	}
+	src "https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/ajaxslt/${versionedArchive}.tar.gz"
+	dest temporaryDir
 	overwrite false
 }
 
 task verifyAjaxslt(type: Verify, dependsOn: downloadAjaxslt) {
-	src downloadAjaxslt.dest
+	src files(downloadAjaxslt)[0]
 	checksum 'c995abe3310a401bb4db7f28a6409756'
 }
 
 task unpackAjaxslt(type: Sync, dependsOn: verifyAjaxslt) {
 	from tarTree(verifyAjaxslt.src)
-	into buildDir
+	into temporaryDir
 }
 
 task unversionAjaxslt(type: Sync, dependsOn: unpackAjaxslt) {
-	from new File(buildDir, versionedArchive)
+	from new File(files(unpackAjaxslt)[0], downloadAjaxslt.versionedArchive)
 	into 'examples-src/ajaxslt'
+	clean { delete unversionAjaxslt }
 }
 
 task processTestResources(dependsOn: unversionAjaxslt) {
 }
-
-clean {
-	delete unversionAjaxslt
-	delete downloadAjaxslt
-}