diff --git a/Dockerfile b/Dockerfile
index 2750634..beab41c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.19
+FROM alpine:3.20
 MAINTAINER Matthew Horwood <matt@horwood.biz>
 
 # Install required deb packages
@@ -9,7 +9,9 @@ RUN apk update && \
     php82-ctype php82-dom php82-session php82-mbstring curl \
     && mkdir -p /var/www/html/ \
     && mkdir -p /run/nginx \
-    && rm -f /var/cache/apk/*;
+    && rm -f /var/cache/apk/*; \
+    [ -f /usr/bin/php ] && rm -f /usr/bin/php; \
+    ln -s /usr/bin/php82 /usr/bin/php; \
 
 # Calculate download URL
 ENV VERSION 5.2.1