diff --git a/atom/browser/resources/win/atom.rc b/atom/browser/resources/win/atom.rc
index c92d164d5b78..c0bd831e8bdd 100644
--- a/atom/browser/resources/win/atom.rc
+++ b/atom/browser/resources/win/atom.rc
@@ -56,8 +56,8 @@ END
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 4,0,0,20180819
- PRODUCTVERSION 4,0,0,20180819
+ FILEVERSION 4,0,0,20180821
+ PRODUCTVERSION 4,0,0,20180821
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
diff --git a/atom/common/atom_version.h b/atom/common/atom_version.h
index 951e03050a04..65e7d1991155 100644
--- a/atom/common/atom_version.h
+++ b/atom/common/atom_version.h
@@ -8,7 +8,7 @@
 #define ATOM_MAJOR_VERSION 4
 #define ATOM_MINOR_VERSION 0
 #define ATOM_PATCH_VERSION 0
-#define ATOM_PRE_RELEASE_VERSION -nightly.20180819
+#define ATOM_PRE_RELEASE_VERSION -nightly.20180821
 
 #ifndef ATOM_STRINGIFY
 #define ATOM_STRINGIFY(n) ATOM_STRINGIFY_HELPER(n)
diff --git a/electron.gyp b/electron.gyp
index ea9f339c044d..944ddab2a3fd 100644
--- a/electron.gyp
+++ b/electron.gyp
@@ -4,7 +4,7 @@
     'product_name%': 'Electron',
     'company_name%': 'GitHub, Inc',
     'company_abbr%': 'github',
-    'version%': '4.0.0-nightly.20180819',
+    'version%': '4.0.0-nightly.20180821',
     'js2c_input_dir': '<(SHARED_INTERMEDIATE_DIR)/js2c',
   },
   'includes': [
diff --git a/package-lock.json b/package-lock.json
index 3b83f1b58325..b1d8824658ea 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "electron",
-  "version": "4.0.0-nightly.20180817",
+  "version": "4.0.0-nightly.20180819",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index d31573fcd0a1..c081cd89450c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "electron",
-  "version": "4.0.0-nightly.20180819",
+  "version": "4.0.0-nightly.20180821",
   "repository": "https://github.com/electron/electron",
   "description": "Build cross platform desktop apps with JavaScript, HTML, and CSS",
   "devDependencies": {