diff --git a/Dockerfile b/Dockerfile
index f077d00..d88bd64 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,7 @@
 FROM rockylinux:9
 
+ARG VERSION="1.19.8"
+
 RUN dnf install epel-release -y
 
 RUN dnf install procps-ng screen wget libicu -y
@@ -30,13 +32,15 @@ RUN chmod +x ./dotnet-install.sh
 
 RUN ./dotnet-install.sh --channel 7.0 --runtime dotnet
 
+RUN rm dotnet-install.sh 
+
 RUN chmod -R 700 /home/vintagestory/server /home/vintagestory/install
 
 WORKDIR /home/vintagestory/install
 
-RUN wget https://cdn.vintagestory.at/gamefiles/stable/vs_server_linux-x64_1.18.8.tar.gz
+RUN wget "https://cdn.vintagestory.at/gamefiles/stable/vs_server_linux-x64_${VERSION}.tar.gz"
 
-RUN tar xzf vs_server_linux-x64_1.18.8.tar.gz
+RUN tar xzf "vs_server_linux-x64_${VERSION}.tar.gz"
 
 RUN chmod +x server.sh