diff --git a/latest/Dockerfile b/latest/Dockerfile
index 3469980..37fd638 100644
--- a/latest/Dockerfile
+++ b/latest/Dockerfile
@@ -22,7 +22,7 @@ memory_limit=-1\n\
 
 ENV COMPOSER_ALLOW_SUPERUSER 1
 ENV COMPOSER_HOME /tmp
-ENV COMPOSER_VERSION 2.7.7
+ENV COMPOSER_VERSION 2.7.8
 
 RUN set -eux ; \
   # install https://github.com/mlocati/docker-php-extension-installer