diff --git a/share/node-build/chakracore-12.0.0-nightly2018103027ddf39613 b/share/node-build/chakracore-12.0.0-nightly2018103027ddf39613
new file mode 100644
index 00000000..4cb87cd8
--- /dev/null
+++ b/share/node-build/chakracore-12.0.0-nightly2018103027ddf39613
@@ -0,0 +1,7 @@
+echo "This package only contains compiled binaries."
+echo "If no binary matches your platform, source compilation will not be attempted."
+
+binary darwin-x64 "https://nodejs.org/download/chakracore-nightly/v12.0.0-nightly2018103027ddf39613/node-v12.0.0-nightly2018103027ddf39613-darwin-x64.tar.gz#f994b84f423e1efe092251203e647f6b5951533828dec055cd9013f266fd6c95"
+binary linux-x64 "https://nodejs.org/download/chakracore-nightly/v12.0.0-nightly2018103027ddf39613/node-v12.0.0-nightly2018103027ddf39613-linux-x64.tar.gz#7bbccdbf16fd23a4d203334cb3c76908df6226b217fb2cc7e59334a0a5b431b3"
+
+install_package "v12.0.0-nightly2018103027ddf39613"
diff --git a/share/node-build/chakracore-12.0.0-nightly201811023852005631 b/share/node-build/chakracore-12.0.0-nightly201811023852005631
new file mode 100644
index 00000000..2b2c9937
--- /dev/null
+++ b/share/node-build/chakracore-12.0.0-nightly201811023852005631
@@ -0,0 +1,4 @@
+binary darwin-x64 "https://nodejs.org/download/chakracore-nightly/v12.0.0-nightly201811023852005631/node-v12.0.0-nightly201811023852005631-darwin-x64.tar.gz#76d80eba3e11678ee569378eff18fe6596574db2681370615220e704f004da6d"
+binary linux-x64 "https://nodejs.org/download/chakracore-nightly/v12.0.0-nightly201811023852005631/node-v12.0.0-nightly201811023852005631-linux-x64.tar.gz#bc97a0880f4c4b89e20e9140545a147df6a73843a01b653725fcb8d0abf1ca4d"
+
+install_package "node-v12.0.0-nightly201811023852005631" "https://nodejs.org/download/chakracore-nightly/v12.0.0-nightly201811023852005631/node-v12.0.0-nightly201811023852005631.tar.gz#068dadcd13646d1ac2ad7d5b1bdfe55d2c0e52708fd409456af8b927267fdd5c"