diff --git a/com.ibm.wala.cast.js.nodejs/build.gradle b/com.ibm.wala.cast.js.nodejs/build.gradle
index 917191540..e3f16188a 100644
--- a/com.ibm.wala.cast.js.nodejs/build.gradle
+++ b/com.ibm.wala.cast.js.nodejs/build.gradle
@@ -21,22 +21,25 @@ task verifyNodeJS(type: VerifyWithStamp, dependsOn: downloadNodeJS) {
 	checksum '33c5ba7a5d45644e70d268d8ad3e57df'
 }
 
-task unpackNodeJSLib(type: Sync, dependsOn: verifyNodeJS) {
+task unpackNodeJSLib(type: Copy, dependsOn: verifyNodeJS) {
 	from(zipTree(verifyNodeJS.src)) {
-		include 'nodejs-node-0a604e9/lib/*'
+		include 'nodejs-node-0a604e9/lib/*.js'
 		eachFile {
-			relativePath new RelativePath(!directory, 'core-modules', relativePath.lastName)
+			relativePath new RelativePath(!directory, relativePath.lastName)
 		}
 	}
 
-	into temporaryDir
+	into 'dat/core-modules'
 	includeEmptyDirs false
 }
 
+task cleanUnpackNodeJSLib(type: Delete) {
+	delete fileTree(dir: 'dat/core-modules', include: '*.js')
+}
+
+processResources.dependsOn unpackNodeJSLib
+
 sourceSets.main {
 	java.srcDirs = ['src']
-	resources.srcDirs = [
-		'dat',
-		unpackNodeJSLib
-		]
+	resources.srcDirs = ['dat']
 }