diff --git a/8.1/alpine/base/Dockerfile b/8.1/alpine/base/Dockerfile
index 0c8bbba..c8659af 100644
--- a/8.1/alpine/base/Dockerfile
+++ b/8.1/alpine/base/Dockerfile
@@ -34,6 +34,7 @@ RUN set -ex \
     php81-dom \
     php81-fileinfo \
     php81-gd \
+    php81-gmp \
     php81-iconv \
     php81-mbstring \
     php81-mysqlnd \
diff --git a/8.2/alpine/base/Dockerfile b/8.2/alpine/base/Dockerfile
index b0a3b6d..d66a76b 100644
--- a/8.2/alpine/base/Dockerfile
+++ b/8.2/alpine/base/Dockerfile
@@ -34,6 +34,7 @@ RUN set -ex \
     php82-dom \
     php82-fileinfo \
     php82-gd \
+    php82-gmp \
     php82-iconv \
     php82-mbstring \
     php82-mysqlnd \
diff --git a/8.3/alpine/base/Dockerfile b/8.3/alpine/base/Dockerfile
index fd56312..9c9f915 100644
--- a/8.3/alpine/base/Dockerfile
+++ b/8.3/alpine/base/Dockerfile
@@ -34,6 +34,7 @@ RUN set -ex \
     php83-dom \
     php83-fileinfo \
     php83-gd \
+    php83-gmp \
     php83-iconv \
     php83-mbstring \
     php83-mysqlnd \