diff --git a/misc/images/hydra-sql-standalone/Dockerfile b/misc/images/hydra-sql-standalone/Dockerfile
index c4ce77a..c9757c4 100644
--- a/misc/images/hydra-sql-standalone/Dockerfile
+++ b/misc/images/hydra-sql-standalone/Dockerfile
@@ -10,6 +10,7 @@ ARG ADDITIONAL_PACKAGES="bash=5.2.15-r0 \
                          php81-soap=${PHP_PKG_VERSION} \
                          php81-ldap=${PHP_PKG_VERSION} \
                          php81-pdo_mysql=${PHP_PKG_VERSION} \
+                         php81-bcmath=${PHP_PKG_VERSION} \
                          php81-pecl-xdebug"
 
 FROM reg.cadoles.com/cadoles/symfony:alpine-php-8.1-standalone-2024.10.4-stable.1529.b630c69