diff --git a/package-lock.json b/package-lock.json
index cb8c2a0c5e1d..b3ff6cdb3450 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
         "@antora/assembler": "1.0.0-beta.17",
         "@antora/collector-extension": "1.0.2",
         "@antora/lunr-extension": "1.0.0-alpha.13",
-        "@antora/pdf-extension": "1.0.0-beta.17",
+        "@antora/pdf-extension": "1.0.0-beta.18",
         "@asciidoctor/tabs": "1.0.0-beta.6",
         "@springio/antora-extensions": "1.14.7",
         "@springio/antora-xref-extension": "1.0.0-alpha.5",
@@ -242,18 +242,34 @@
       }
     },
     "node_modules/@antora/pdf-extension": {
-      "version": "1.0.0-beta.17",
-      "resolved": "https://registry.npmjs.org/@antora/pdf-extension/-/pdf-extension-1.0.0-beta.17.tgz",
-      "integrity": "sha512-2PcSVLnxNa8I8kJzrIKfplxiy2Gt2Eo8HtTmJ9LYtjR0bJXULuIYkvBmoRoCtxoNm+DsftjURybMp/fs9RNm0g==",
+      "version": "1.0.0-beta.18",
+      "resolved": "https://registry.npmjs.org/@antora/pdf-extension/-/pdf-extension-1.0.0-beta.18.tgz",
+      "integrity": "sha512-IblF1g7guYEjn5BvR6wNQEun9/6y8qgCV5dOcFrUGlhLkZJ5cqmh2pz9LTf7LdVuuGgJTutEgWJfB1DIsRPpOQ==",
       "license": "MPL-2.0",
       "dependencies": {
-        "@antora/assembler": "1.0.0-beta.17",
+        "@antora/assembler": "1.0.0-beta.18",
         "@antora/run-command-helper": "~1.0"
       },
       "engines": {
         "node": ">=16.0.0"
       }
     },
+    "node_modules/@antora/pdf-extension/node_modules/@antora/assembler": {
+      "version": "1.0.0-beta.18",
+      "resolved": "https://registry.npmjs.org/@antora/assembler/-/assembler-1.0.0-beta.18.tgz",
+      "integrity": "sha512-X8nsV+joHk7Z483xh2vt1pBYWnSaE+dQqX/OudIDIYxzIP2FF472/J3nKxQCrMa65olCZSPYqv1cPuoTUIFu1Q==",
+      "license": "MPL-2.0",
+      "dependencies": {
+        "@antora/expand-path-helper": "~3.0",
+        "@asciidoctor/reducer": "~1.1",
+        "braces": "~3.0",
+        "js-yaml": "~4.1",
+        "picomatch": "~3.0"
+      },
+      "engines": {
+        "node": ">=16.0.0"
+      }
+    },
     "node_modules/@antora/playbook-builder": {
       "version": "3.2.0-alpha.11",
       "resolved": "https://registry.npmjs.org/@antora/playbook-builder/-/playbook-builder-3.2.0-alpha.11.tgz",
diff --git a/package.json b/package.json
index f76f57952ac3..6929724502fd 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "@antora/assembler": "1.0.0-beta.17",
     "@antora/collector-extension": "1.0.2",
     "@antora/lunr-extension": "1.0.0-alpha.13",
-    "@antora/pdf-extension": "1.0.0-beta.17",
+    "@antora/pdf-extension": "1.0.0-beta.18",
     "@asciidoctor/tabs": "1.0.0-beta.6",
     "@springio/antora-extensions": "1.14.7",
     "@springio/antora-xref-extension": "1.0.0-alpha.5",