diff --git a/js/tools/build/make-js.sh b/js/tools/build/make-js.sh
index 025c545..8625daa 100755
--- a/js/tools/build/make-js.sh
+++ b/js/tools/build/make-js.sh
@@ -29,6 +29,7 @@
   ../../securityLib/rsapem-1.1.js \
   ../../securityLib/rsasign-1.2.js \
   ../../securityLib/asn1hex-1.1.js \
+  ../../securityLib/x509-1.1.js \
   ../../securityLib/jsbn.js \
   ../../securityLib/jsbn2.js \
   > ndn-js-uncomp.js