diff --git a/php/inc/composer2.m4 b/php/inc/composer2.m4
index 0600273..36163b1 100644
--- a/php/inc/composer2.m4
+++ b/php/inc/composer2.m4
@@ -1,6 +1,6 @@
 # Environmental Variables
 ENV COMPOSER_HOME=/root/composer
-ARG COMPOSER_VERSION=2.3.7
+ARG COMPOSER_VERSION=2.5.4
 ENV COMPOSER_ALLOW_SUPERUSER=1
 
 RUN set -xe \