diff --git a/Dockerfile b/Dockerfile
index 46d8bd8..4635606 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,7 +13,7 @@ FROM base AS main-minimal
 LABEL maintainers="Guillaume Scheibel <guillaume.scheibel@gmail.com>, Damien DUPORTAL <damien.duportal@gmail.com>"
 LABEL org.opencontainers.image.source="https://github.com/asciidoctor/docker-asciidoctor"
 
-ARG asciidoctor_version=2.0.22
+ARG asciidoctor_version=2.0.23
 ARG asciidoctor_pdf_version=2.3.17
 
 ENV ASCIIDOCTOR_VERSION=${asciidoctor_version} \
diff --git a/README.adoc b/README.adoc
index 7329042..36e988f 100644
--- a/README.adoc
+++ b/README.adoc
@@ -1,5 +1,5 @@
 :ALPINE_VERSION: 3.19.1
-:ASCIIDOCTOR_VERSION: 2.0.22
+:ASCIIDOCTOR_VERSION: 2.0.23
 :ASCIIDOCTOR_CONFLUENCE_VERSION: 0.0.2
 :ASCIIDOCTOR_PDF_VERSION: 2.3.17
 :ASCIIDOCTOR_DIAGRAM_VERSION: 2.3.0
diff --git a/tests/asciidoctor.bats b/tests/asciidoctor.bats
index 6cdbc83..f1029c7 100644
--- a/tests/asciidoctor.bats
+++ b/tests/asciidoctor.bats
@@ -2,7 +2,7 @@
 
 TMP_GENERATION_DIR="${BATS_TEST_DIRNAME}/tmp"
 ALPINE_VERSION=3.19.1
-ASCIIDOCTOR_VERSION=2.0.22
+ASCIIDOCTOR_VERSION=2.0.23
 ASCIIDOCTOR_CONFLUENCE_VERSION=0.0.2
 ASCIIDOCTOR_PDF_VERSION=2.3.17
 ASCIIDOCTOR_DIAGRAM_VERSION=2.3.0