diff --git a/CHANGELOG.md b/CHANGELOG.md
index 552953905fb..e95dbfb821b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## Unreleased
+## 0.18.20
 
 * Support advanced CSS `@import` rules ([#953](https://github.com/evanw/esbuild/issues/953), [#3137](https://github.com/evanw/esbuild/issues/3137))
 
diff --git a/cmd/esbuild/version.go b/cmd/esbuild/version.go
index 2a07171d54d..b11f54315e7 100644
--- a/cmd/esbuild/version.go
+++ b/cmd/esbuild/version.go
@@ -1,3 +1,3 @@
 package main
 
-const esbuildVersion = "0.18.19"
+const esbuildVersion = "0.18.20"
diff --git a/npm/@esbuild/android-arm/package.json b/npm/@esbuild/android-arm/package.json
index 0557a9881cd..c6226dae9c8 100644
--- a/npm/@esbuild/android-arm/package.json
+++ b/npm/@esbuild/android-arm/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/android-arm",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "A WebAssembly shim for esbuild on Android ARM.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/android-arm64/package.json b/npm/@esbuild/android-arm64/package.json
index 4391de40bb3..8ff1feb2561 100644
--- a/npm/@esbuild/android-arm64/package.json
+++ b/npm/@esbuild/android-arm64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/android-arm64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The Android ARM 64-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/android-x64/package.json b/npm/@esbuild/android-x64/package.json
index 320492abaf3..fb7b2300fff 100644
--- a/npm/@esbuild/android-x64/package.json
+++ b/npm/@esbuild/android-x64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/android-x64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "A WebAssembly shim for esbuild on Android x64.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/darwin-arm64/package.json b/npm/@esbuild/darwin-arm64/package.json
index c37348cceb2..8a825f377a5 100644
--- a/npm/@esbuild/darwin-arm64/package.json
+++ b/npm/@esbuild/darwin-arm64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/darwin-arm64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The macOS ARM 64-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/darwin-x64/package.json b/npm/@esbuild/darwin-x64/package.json
index 105089dad62..d4bbb297427 100644
--- a/npm/@esbuild/darwin-x64/package.json
+++ b/npm/@esbuild/darwin-x64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/darwin-x64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The macOS 64-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/freebsd-arm64/package.json b/npm/@esbuild/freebsd-arm64/package.json
index 3eb2a993588..913ae07890a 100644
--- a/npm/@esbuild/freebsd-arm64/package.json
+++ b/npm/@esbuild/freebsd-arm64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/freebsd-arm64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The FreeBSD ARM 64-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/freebsd-x64/package.json b/npm/@esbuild/freebsd-x64/package.json
index b46bbbbc7a8..ebea949a7ad 100644
--- a/npm/@esbuild/freebsd-x64/package.json
+++ b/npm/@esbuild/freebsd-x64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/freebsd-x64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The FreeBSD 64-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/linux-arm/package.json b/npm/@esbuild/linux-arm/package.json
index 58ee63beb6c..9ecc29dd106 100644
--- a/npm/@esbuild/linux-arm/package.json
+++ b/npm/@esbuild/linux-arm/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/linux-arm",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The Linux ARM binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/linux-arm64/package.json b/npm/@esbuild/linux-arm64/package.json
index 1da61329563..75a18cf88a4 100644
--- a/npm/@esbuild/linux-arm64/package.json
+++ b/npm/@esbuild/linux-arm64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/linux-arm64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The Linux ARM 64-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/linux-ia32/package.json b/npm/@esbuild/linux-ia32/package.json
index 5eb95139112..25966c9b5a6 100644
--- a/npm/@esbuild/linux-ia32/package.json
+++ b/npm/@esbuild/linux-ia32/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/linux-ia32",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The Linux 32-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/linux-loong64/package.json b/npm/@esbuild/linux-loong64/package.json
index 1bc04ad1e56..590a0e9d786 100644
--- a/npm/@esbuild/linux-loong64/package.json
+++ b/npm/@esbuild/linux-loong64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/linux-loong64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The Linux LoongArch 64-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/linux-mips64el/package.json b/npm/@esbuild/linux-mips64el/package.json
index 28b243a0591..c28f73bf76b 100644
--- a/npm/@esbuild/linux-mips64el/package.json
+++ b/npm/@esbuild/linux-mips64el/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/linux-mips64el",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The Linux MIPS 64-bit Little Endian binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/linux-ppc64/package.json b/npm/@esbuild/linux-ppc64/package.json
index 1d2e6c2b9a0..b2806586353 100644
--- a/npm/@esbuild/linux-ppc64/package.json
+++ b/npm/@esbuild/linux-ppc64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/linux-ppc64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The Linux PowerPC 64-bit Little Endian binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/linux-riscv64/package.json b/npm/@esbuild/linux-riscv64/package.json
index 0e7e9022293..9b8ec4d44fa 100644
--- a/npm/@esbuild/linux-riscv64/package.json
+++ b/npm/@esbuild/linux-riscv64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/linux-riscv64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The Linux RISC-V 64-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/linux-s390x/package.json b/npm/@esbuild/linux-s390x/package.json
index 36f6b3724da..91c578fc362 100644
--- a/npm/@esbuild/linux-s390x/package.json
+++ b/npm/@esbuild/linux-s390x/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/linux-s390x",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The Linux IBM Z 64-bit Big Endian binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/linux-x64/package.json b/npm/@esbuild/linux-x64/package.json
index 55d87a956da..e1392a24836 100644
--- a/npm/@esbuild/linux-x64/package.json
+++ b/npm/@esbuild/linux-x64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/linux-x64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The Linux 64-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/netbsd-x64/package.json b/npm/@esbuild/netbsd-x64/package.json
index d331f5b3119..fa2035b206d 100644
--- a/npm/@esbuild/netbsd-x64/package.json
+++ b/npm/@esbuild/netbsd-x64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/netbsd-x64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The NetBSD AMD64 binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/openbsd-x64/package.json b/npm/@esbuild/openbsd-x64/package.json
index e38bbd45553..ca72941e924 100644
--- a/npm/@esbuild/openbsd-x64/package.json
+++ b/npm/@esbuild/openbsd-x64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/openbsd-x64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The OpenBSD 64-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/sunos-x64/package.json b/npm/@esbuild/sunos-x64/package.json
index 3ecd8c9fe57..6bbd5546ffe 100644
--- a/npm/@esbuild/sunos-x64/package.json
+++ b/npm/@esbuild/sunos-x64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/sunos-x64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The illumos 64-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/win32-arm64/package.json b/npm/@esbuild/win32-arm64/package.json
index fc68920ccca..f8c4304648c 100644
--- a/npm/@esbuild/win32-arm64/package.json
+++ b/npm/@esbuild/win32-arm64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/win32-arm64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The Windows ARM 64-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/win32-ia32/package.json b/npm/@esbuild/win32-ia32/package.json
index 27f97f3fb3c..6bf64038b86 100644
--- a/npm/@esbuild/win32-ia32/package.json
+++ b/npm/@esbuild/win32-ia32/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/win32-ia32",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The Windows 32-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/@esbuild/win32-x64/package.json b/npm/@esbuild/win32-x64/package.json
index b02b694304f..02f68c0a883 100644
--- a/npm/@esbuild/win32-x64/package.json
+++ b/npm/@esbuild/win32-x64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@esbuild/win32-x64",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The Windows 64-bit binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/esbuild-wasm/package.json b/npm/esbuild-wasm/package.json
index e5427bb16c4..9030c440232 100644
--- a/npm/esbuild-wasm/package.json
+++ b/npm/esbuild-wasm/package.json
@@ -1,6 +1,6 @@
 {
   "name": "esbuild-wasm",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "The cross-platform WebAssembly binary for esbuild, a JavaScript bundler.",
   "repository": "https://github.com/evanw/esbuild",
   "license": "MIT",
diff --git a/npm/esbuild/package.json b/npm/esbuild/package.json
index fbc8eb496fe..fa879aa3de9 100644
--- a/npm/esbuild/package.json
+++ b/npm/esbuild/package.json
@@ -1,6 +1,6 @@
 {
   "name": "esbuild",
-  "version": "0.18.19",
+  "version": "0.18.20",
   "description": "An extremely fast JavaScript and CSS bundler and minifier.",
   "repository": "https://github.com/evanw/esbuild",
   "scripts": {
@@ -15,28 +15,28 @@
     "esbuild": "bin/esbuild"
   },
   "optionalDependencies": {
-    "@esbuild/android-arm": "0.18.19",
-    "@esbuild/android-arm64": "0.18.19",
-    "@esbuild/android-x64": "0.18.19",
-    "@esbuild/darwin-arm64": "0.18.19",
-    "@esbuild/darwin-x64": "0.18.19",
-    "@esbuild/freebsd-arm64": "0.18.19",
-    "@esbuild/freebsd-x64": "0.18.19",
-    "@esbuild/linux-arm": "0.18.19",
-    "@esbuild/linux-arm64": "0.18.19",
-    "@esbuild/linux-ia32": "0.18.19",
-    "@esbuild/linux-loong64": "0.18.19",
-    "@esbuild/linux-mips64el": "0.18.19",
-    "@esbuild/linux-ppc64": "0.18.19",
-    "@esbuild/linux-riscv64": "0.18.19",
-    "@esbuild/linux-s390x": "0.18.19",
-    "@esbuild/linux-x64": "0.18.19",
-    "@esbuild/netbsd-x64": "0.18.19",
-    "@esbuild/openbsd-x64": "0.18.19",
-    "@esbuild/sunos-x64": "0.18.19",
-    "@esbuild/win32-arm64": "0.18.19",
-    "@esbuild/win32-ia32": "0.18.19",
-    "@esbuild/win32-x64": "0.18.19"
+    "@esbuild/android-arm": "0.18.20",
+    "@esbuild/android-arm64": "0.18.20",
+    "@esbuild/android-x64": "0.18.20",
+    "@esbuild/darwin-arm64": "0.18.20",
+    "@esbuild/darwin-x64": "0.18.20",
+    "@esbuild/freebsd-arm64": "0.18.20",
+    "@esbuild/freebsd-x64": "0.18.20",
+    "@esbuild/linux-arm": "0.18.20",
+    "@esbuild/linux-arm64": "0.18.20",
+    "@esbuild/linux-ia32": "0.18.20",
+    "@esbuild/linux-loong64": "0.18.20",
+    "@esbuild/linux-mips64el": "0.18.20",
+    "@esbuild/linux-ppc64": "0.18.20",
+    "@esbuild/linux-riscv64": "0.18.20",
+    "@esbuild/linux-s390x": "0.18.20",
+    "@esbuild/linux-x64": "0.18.20",
+    "@esbuild/netbsd-x64": "0.18.20",
+    "@esbuild/openbsd-x64": "0.18.20",
+    "@esbuild/sunos-x64": "0.18.20",
+    "@esbuild/win32-arm64": "0.18.20",
+    "@esbuild/win32-ia32": "0.18.20",
+    "@esbuild/win32-x64": "0.18.20"
   },
   "license": "MIT"
 }
diff --git a/version.txt b/version.txt
index b2a68cce438..e5ba2b585c6 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-0.18.19
+0.18.20