diff --git a/package.json b/package.json
index 139e64dc0e..6508cd0190 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "playwright-core",
-  "version": "0.18.0-post",
+  "version": "1.0.0-post",
   "description": "A high-level API to automate web browsers",
   "repository": "github:Microsoft/playwright",
   "engines": {
diff --git a/packages/playwright-chromium/package.json b/packages/playwright-chromium/package.json
index a005a506f6..03b72c3804 100644
--- a/packages/playwright-chromium/package.json
+++ b/packages/playwright-chromium/package.json
@@ -1,6 +1,6 @@
 {
   "name": "playwright-chromium",
-  "version": "0.18.0-post",
+  "version": "1.0.0-post",
   "description": "A high-level API to automate Chromium",
   "repository": "github:Microsoft/playwright",
   "main": "index.js",
@@ -12,6 +12,6 @@
   },
   "license": "Apache-2.0",
   "dependencies": {
-    "playwright-core": "=0.18.0-post"
+    "playwright-core": "=1.0.0-post"
   }
 }
diff --git a/packages/playwright-firefox/package.json b/packages/playwright-firefox/package.json
index b5d3a38810..b6ac22daa1 100644
--- a/packages/playwright-firefox/package.json
+++ b/packages/playwright-firefox/package.json
@@ -1,6 +1,6 @@
 {
   "name": "playwright-firefox",
-  "version": "0.18.0-post",
+  "version": "1.0.0-post",
   "description": "A high-level API to automate Firefox",
   "repository": "github:Microsoft/playwright",
   "main": "index.js",
@@ -12,6 +12,6 @@
   },
   "license": "Apache-2.0",
   "dependencies": {
-    "playwright-core": "=0.18.0-post"
+    "playwright-core": "=1.0.0-post"
   }
 }
diff --git a/packages/playwright-webkit/package.json b/packages/playwright-webkit/package.json
index e73d1a4f14..920187f970 100644
--- a/packages/playwright-webkit/package.json
+++ b/packages/playwright-webkit/package.json
@@ -1,6 +1,6 @@
 {
   "name": "playwright-webkit",
-  "version": "0.18.0-post",
+  "version": "1.0.0-post",
   "description": "A high-level API to automate WebKit",
   "repository": "github:Microsoft/playwright",
   "main": "index.js",
@@ -12,6 +12,6 @@
   },
   "license": "Apache-2.0",
   "dependencies": {
-    "playwright-core": "=0.18.0-post"
+    "playwright-core": "=1.0.0-post"
   }
 }
diff --git a/packages/playwright/package.json b/packages/playwright/package.json
index 6362f400cc..105420623e 100644
--- a/packages/playwright/package.json
+++ b/packages/playwright/package.json
@@ -1,6 +1,6 @@
 {
   "name": "playwright",
-  "version": "0.18.0-post",
+  "version": "1.0.0-post",
   "description": "A high-level API to automate web browsers",
   "repository": "github:Microsoft/playwright",
   "main": "index.js",
@@ -13,6 +13,6 @@
   },
   "license": "Apache-2.0",
   "dependencies": {
-    "playwright-core": "=0.18.0-post"
+    "playwright-core": "=1.0.0-post"
   }
 }