diff --git a/Dockerfile b/Dockerfile
index 28aef54..f27d2ca 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:7.3.18-fpm-stretch
+FROM php:7.3.22-fpm-stretch
 
 RUN apt-get update && \
     apt-get -y --no-install-recommends install \