diff --git a/package-lock.json b/package-lock.json
index 7ddda39c..b08f677e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "asciidoctor-pdf",
-  "version": "1.0.0-alpha.11",
+  "version": "1.0.0-alpha.12",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "asciidoctor-pdf",
-      "version": "1.0.0-alpha.11",
+      "version": "1.0.0-alpha.12",
       "license": "MIT",
       "dependencies": {
         "@asciidoctor/cli": "3.4.0",
diff --git a/package.json b/package.json
index fdcee955..29cecdfe 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "asciidoctor-pdf",
-  "version": "1.0.0-alpha.11",
+  "version": "1.0.0-alpha.12",
   "description": "A PDF converter for AsciiDoc based on Asciidoctor.js",
   "engines": {
     "node": ">=10",