diff --git a/runtimes/8.1/Dockerfile b/runtimes/8.1/Dockerfile
index 540b0733..30a05c7a 100644
--- a/runtimes/8.1/Dockerfile
+++ b/runtimes/8.1/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:21.10
+FROM ubuntu:22.04
 
 LABEL maintainer="Taylor Otwell"
 
@@ -19,7 +19,7 @@ RUN apt-get update \
     && chmod 600 ~/.gnupg \
     && echo "disable-ipv6" >> ~/.gnupg/dirmngr.conf \
     && apt-key adv --homedir ~/.gnupg --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 0x14AA40EC0831756756D7F66C4F4EA0AAE5267A6C \
-    && echo "deb https://ppa.launchpadcontent.net/ondrej/php/ubuntu impish main" > /etc/apt/sources.list.d/ppa_ondrej_php.list \
+    && echo "deb https://ppa.launchpadcontent.net/ondrej/php/ubuntu jammy main" > /etc/apt/sources.list.d/ppa_ondrej_php.list \
     && apt-get update \
     && apt-get install -y php8.1-cli php8.1-dev \
        php8.1-pgsql php8.1-sqlite3 php8.1-gd \