diff --git a/valheim/Containerfile b/valheim/Containerfile
index 9145e6f..74492eb 100644
--- a/valheim/Containerfile
+++ b/valheim/Containerfile
@@ -19,7 +19,10 @@ ARG FILESUID=5000
 ###
 
 # install packages we want
-RUN apt update -y && apt install -y git net-tools
+RUN apt-add-repository contrib && \
+    apt-add-repository non-free && \
+    apt update -y && \
+    apt install -y git net-tools
 
 # create valheim server user with file owner UID
 RUN addgroup --gid $FILESUID vhadmin && \