diff --git a/minecraft/Dockerfile b/minecraft/Dockerfile
index cf6b30d..e37e9d9 100644
--- a/minecraft/Dockerfile
+++ b/minecraft/Dockerfile
@@ -9,8 +9,8 @@ WORKDIR /root
 RUN wget -O rcon-cli.tar.gz https://github.com/itzg/rcon-cli/releases/download/1.7.0/rcon-cli_1.7.0_linux_amd64.tar.gz
 RUN tar xvf rcon-cli.tar.gz && rm rcon-cli.tar.gz
 
-# from https://www.minecraft.net/en-us/download/server (currently 1.21.7)
-RUN wget https://piston-data.mojang.com/v1/objects/05e4b48fbc01f0385adb74bcff9751d34552486c/server.jar
+# from https://www.minecraft.net/en-us/download/server (currently 1.21.11)
+RUN wget https://piston-data.mojang.com/v1/objects/64bb6d763bed0a9f1d632ec347938594144943ed/server.jar
 
 COPY entry.sh ./
 COPY eula.txt ./