diff --git a/device.mk b/device.mk
index 8779b82..5d7866e 100644
--- a/device.mk
+++ b/device.mk
@@ -579,7 +579,7 @@
 	vold.fstab
 
 #intialise PRODUCT_PACKAGES_DEBUG list for debug modules
-PRODUCT_PACKAGES_DEBUG := init.qcom.testscripts.sh
+PRODUCT_PACKAGES_DEBUG += init.qcom.testscripts.sh
 
 #Add init.qcom.test.rc to PRODUCT_PACKAGES_DEBUG list
 PRODUCT_PACKAGES_DEBUG += init.qcom.test.rc