diff --git a/readme.md b/readme.md
index a5eff98..6fa7da9 100644
--- a/readme.md
+++ b/readme.md
@@ -7,10 +7,10 @@ Images can be found on [docker hub](https://hub.docker.com/repository/docker/dan
 #### Supported versions
 
 * php 8.1.4
-  * composer 2.2.9
+  * composer 2.3.3
   * xdebug 3.1.3
 * php 8.0.17
-  * composer 2.2.9
+  * composer 2.3.3
   * xdebug 3.1.3
 * php 7.4.28 (latest)
   * composer 1.10.24
diff --git a/v8.0/Dockerfile b/v8.0/Dockerfile
index 761933e..f87b20f 100644
--- a/v8.0/Dockerfile
+++ b/v8.0/Dockerfile
@@ -23,7 +23,7 @@ RUN apk update && apk add --no-cache $PHPIZE_DEPS \
 
 
 # Install composer
-ARG COMPOSER_VERSION=2.2.9
+ARG COMPOSER_VERSION=2.3.3
 RUN curl -sS https://getcomposer.org/installer | php -- \
         --filename=composer \
         --version=${COMPOSER_VERSION} \
diff --git a/v8.1/Dockerfile b/v8.1/Dockerfile
index 22bbb30..0fded4a 100644
--- a/v8.1/Dockerfile
+++ b/v8.1/Dockerfile
@@ -21,7 +21,7 @@ RUN apk update && apk add --no-cache $PHPIZE_DEPS \
         zlib-dev libwebp-dev freetype-dev libpng-dev libjpeg-turbo-dev openssl-dev
 
 # Install composer
-ARG COMPOSER_VERSION=2.2.9
+ARG COMPOSER_VERSION=2.3.3
 RUN curl -sS https://getcomposer.org/installer | php -- \
         --filename=composer \
         --version=${COMPOSER_VERSION} \