diff --git a/build-minecraft.jenkins b/build-minecraft.jenkins
index f1c0f31..f0609bd 100644
--- a/build-minecraft.jenkins
+++ b/build-minecraft.jenkins
@@ -66,13 +66,19 @@ FROM ${baseImage}:${baseImageTag}
 
 MAINTAINER The_Spider <spider@smoothnet.org>
 
-RUN apk add --no-cache ${alpineJavaPackage} curl && \\
-  addgroup -S -g 1000 minecraft && \\
-  adduser -S minecraft -G minecraft -h /minecraft -u 1000 && \\
-  curl -Ls "${paperMCDownload}" -o /minecraft/paper-mc.jar && \\
-  mkdir /minecraft/data && \\
-  mkdir /minecraft/html && \\
-  chown -R minecraft:minecraft /minecraft
+RUN printf '%s\\n' "aHR0cHM6Ly9kbC1jZG4uYWxwaW5lbGludXgub3JnL2FscGluZS9lZGdlL21haW4KaHR0cHM6Ly9k" \\
+      "bC1jZG4uYWxwaW5lbGludXgub3JnL2FscGluZS9lZGdlL2NvbW11bml0eQpodHRwczovL2RsLWNk" \\
+      "bi5hbHBpbmVsaW51eC5vcmcvYWxwaW5lL2VkZ2UvdGVzdGluZwo=" > /etc/apk/repositories && \\
+	apk update && \\
+	apk upgrade -y && \\
+    apk add --no-cache ${alpineJavaPackage} curl && \\
+	apk cache --purge && \\
+    addgroup -S -g 1000 minecraft && \\
+    adduser -S minecraft -G minecraft -h /minecraft -u 1000 && \\
+    curl -Ls "${paperMCDownload}" -o /minecraft/paper-mc.jar && \\
+    mkdir /minecraft/data && \\
+    mkdir /minecraft/html && \\
+    chown -R minecraft:minecraft /minecraft
 
 USER minecraft