diff --git a/Dockerfile b/Dockerfile
index f7fb405..42038d2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,11 +1,11 @@
-FROM docker.io/thallian/confd-env:3.17
+FROM docker.io/thallian/confd-env:3.18-3.1.5.0
 
 RUN addgroup minecraft -g 2222
 RUN adduser -u 2222 -h /var/lib/minecraft -D -G minecraft minecraft
 
-ENV VERSION=1.19.3
-ENV SERIAL=345
-ENV SHA256_SUM=b35e4de5ea36c2e913ea9c766e2048c2ae1dc554e96f263df31af37165441b69
+ENV VERSION=1.20.1
+ENV SERIAL=18
+ENV SHA256_SUM=abbf1a52cb477619d347e06e17cd2cfa778b200d0f42164477a42e9fd13b8e0a
 RUN wget -O /var/lib/minecraft/paper.jar \
 	https://papermc.io/api/v2/projects/paper/versions/$VERSION/builds/$SERIAL/downloads/paper-$VERSION-$SERIAL.jar