diff --git a/arm64v8.dockerfile b/arm64v8.dockerfile
index b03025b..2522a95 100644
--- a/arm64v8.dockerfile
+++ b/arm64v8.dockerfile
@@ -14,6 +14,7 @@ LABEL maintainer="RandomNinjaAtk"
 ENV SMA_PATH /usr/local/sma
 ENV UPDATE_SMA FALSE
 ENV SMA_APP Radarr
+ENV videoFormat="bestvideo*+bestaudio/best"
 
 RUN \
 	echo "************ install packages ************" && \