diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index cf74d6e..c8a5079 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -32,7 +32,7 @@ jobs:
       - name: test
         env:
           version: ${{ matrix.version }}
-          expectedGroovyVersion: 4.0.12
+          expectedGroovyVersion: 4.0.13
         run: |
           cd test
           ./run.sh "groovy:${version}" "${expectedGroovyVersion}"
diff --git a/jdk11-alpine/Dockerfile b/jdk11-alpine/Dockerfile
index 0ac8a3b..b28611f 100644
--- a/jdk11-alpine/Dockerfile
+++ b/jdk11-alpine/Dockerfile
@@ -19,7 +19,7 @@ VOLUME /home/groovy/.groovy/grapes
 
 WORKDIR /home/groovy
 
-ENV GROOVY_VERSION 4.0.12
+ENV GROOVY_VERSION 4.0.13
 RUN set -o errexit -o nounset \
     && echo "Installing build dependencies" \
     && apk add --no-cache --virtual .build-deps \
diff --git a/jdk11/Dockerfile b/jdk11/Dockerfile
index efb9511..33134ef 100644
--- a/jdk11/Dockerfile
+++ b/jdk11/Dockerfile
@@ -28,7 +28,7 @@ RUN apt-get update \
         wget \
     && rm --recursive --force /var/lib/apt/lists/*
 
-ENV GROOVY_VERSION 4.0.12
+ENV GROOVY_VERSION 4.0.13
 RUN set -o errexit -o nounset \
     && echo "Downloading Groovy" \
     && wget --no-verbose --output-document=groovy.zip "https://archive.apache.org/dist/groovy/${GROOVY_VERSION}/distribution/apache-groovy-binary-${GROOVY_VERSION}.zip" \
diff --git a/jdk17-alpine/Dockerfile b/jdk17-alpine/Dockerfile
index e870f49..a379bc1 100644
--- a/jdk17-alpine/Dockerfile
+++ b/jdk17-alpine/Dockerfile
@@ -19,7 +19,7 @@ VOLUME /home/groovy/.groovy/grapes
 
 WORKDIR /home/groovy
 
-ENV GROOVY_VERSION 4.0.12
+ENV GROOVY_VERSION 4.0.13
 RUN set -o errexit -o nounset \
     && echo "Installing build dependencies" \
     && apk add --no-cache --virtual .build-deps \
diff --git a/jdk17/Dockerfile b/jdk17/Dockerfile
index 1765226..72616f7 100644
--- a/jdk17/Dockerfile
+++ b/jdk17/Dockerfile
@@ -28,7 +28,7 @@ RUN apt-get update \
         wget \
     && rm --recursive --force /var/lib/apt/lists/*
 
-ENV GROOVY_VERSION 4.0.12
+ENV GROOVY_VERSION 4.0.13
 RUN set -o errexit -o nounset \
     && echo "Downloading Groovy" \
     && wget --no-verbose --output-document=groovy.zip "https://archive.apache.org/dist/groovy/${GROOVY_VERSION}/distribution/apache-groovy-binary-${GROOVY_VERSION}.zip" \
diff --git a/jdk8/Dockerfile b/jdk8/Dockerfile
index 7e79292..02461cd 100644
--- a/jdk8/Dockerfile
+++ b/jdk8/Dockerfile
@@ -28,7 +28,7 @@ RUN apt-get update \
         wget \
     && rm --recursive --force /var/lib/apt/lists/*
 
-ENV GROOVY_VERSION 4.0.12
+ENV GROOVY_VERSION 4.0.13
 RUN set -o errexit -o nounset \
     && echo "Downloading Groovy" \
     && wget --no-verbose --output-document=groovy.zip "https://archive.apache.org/dist/groovy/${GROOVY_VERSION}/distribution/apache-groovy-binary-${GROOVY_VERSION}.zip" \