diff --git a/ELECTRON_VERSION b/ELECTRON_VERSION
index 7e8a4bdab859..df545c1f2896 100644
--- a/ELECTRON_VERSION
+++ b/ELECTRON_VERSION
@@ -1 +1 @@
-9.0.0-nightly.20191213
\ No newline at end of file
+9.0.0-nightly.20191212
\ No newline at end of file
diff --git a/package.json b/package.json
index abd43e82f9de..bbf098269b55 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "electron",
-  "version": "9.0.0-nightly.20191213",
+  "version": "9.0.0-nightly.20191212",
   "repository": "https://github.com/electron/electron",
   "description": "Build cross platform desktop apps with JavaScript, HTML, and CSS",
   "devDependencies": {
diff --git a/shell/browser/resources/win/atom.rc b/shell/browser/resources/win/atom.rc
index 602b12d3a77a..f652ab7916c3 100644
--- a/shell/browser/resources/win/atom.rc
+++ b/shell/browser/resources/win/atom.rc
@@ -50,8 +50,8 @@ END
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 9,0,0,20191213
- PRODUCTVERSION 9,0,0,20191213
+ FILEVERSION 9,0,0,20191212
+ PRODUCTVERSION 9,0,0,20191212
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L