diff --git a/2-php8.1/Dockerfile b/2-php8.1/Dockerfile
index 1943751..cf8bc45 100644
--- a/2-php8.1/Dockerfile
+++ b/2-php8.1/Dockerfile
@@ -3,7 +3,7 @@ FROM php:8.1.29-cli-bullseye@sha256:ba2e8491b44dcaaab3f7273d04dae2ccfe177c700237
 SHELL [ "/bin/bash", "-exo", "pipefail", "-c" ]
 
 # renovate: datasource=github-tags depName=composer/composer versioning=semver
-ENV COMPOSER_VERSION 2.7.7
+ENV COMPOSER_VERSION 2.7.8
 ENV COMPOSER_INSTALLER_COMMIT 459bcaab2cc03f1656dd7b065d500d0cf3070e3f
 ENV COMPOSER_INSTALLER_HASH 756890a4488ce9024fc62c56153228907f1545c228516cbf63f885e036d37e9a59d27d63f46af1d4d07ee0f76181c7d3
 
diff --git a/2-php8.2/Dockerfile b/2-php8.2/Dockerfile
index 2f24e66..c50de49 100644
--- a/2-php8.2/Dockerfile
+++ b/2-php8.2/Dockerfile
@@ -3,7 +3,7 @@ FROM php:8.2.22-cli-bookworm@sha256:64e149cbf93f67d81fc05737375d2d76299c49c5429e
 SHELL [ "/bin/bash", "-exo", "pipefail", "-c" ]
 
 # renovate: datasource=github-tags depName=composer/composer versioning=semver
-ENV COMPOSER_VERSION 2.7.7
+ENV COMPOSER_VERSION 2.7.8
 ENV COMPOSER_INSTALLER_COMMIT 459bcaab2cc03f1656dd7b065d500d0cf3070e3f
 ENV COMPOSER_INSTALLER_HASH 756890a4488ce9024fc62c56153228907f1545c228516cbf63f885e036d37e9a59d27d63f46af1d4d07ee0f76181c7d3
 
diff --git a/2-php8.3/Dockerfile b/2-php8.3/Dockerfile
index c04f308..53ddcdb 100644
--- a/2-php8.3/Dockerfile
+++ b/2-php8.3/Dockerfile
@@ -3,7 +3,7 @@ FROM php:8.3.10-cli-bookworm@sha256:7f8ed854d082fc2483faec9da757bed40cabb69c8138
 SHELL [ "/bin/bash", "-exo", "pipefail", "-c" ]
 
 # renovate: datasource=github-tags depName=composer/composer versioning=semver
-ENV COMPOSER_VERSION 2.7.7
+ENV COMPOSER_VERSION 2.7.8
 ENV COMPOSER_INSTALLER_COMMIT 459bcaab2cc03f1656dd7b065d500d0cf3070e3f
 ENV COMPOSER_INSTALLER_HASH 756890a4488ce9024fc62c56153228907f1545c228516cbf63f885e036d37e9a59d27d63f46af1d4d07ee0f76181c7d3