diff --git a/docker/main/rootfs/etc/s6-overlay/s6-rc.d/frigate/run b/docker/main/rootfs/etc/s6-overlay/s6-rc.d/frigate/run
index 78b4ea547..edc4d3ca7 100755
--- a/docker/main/rootfs/etc/s6-overlay/s6-rc.d/frigate/run
+++ b/docker/main/rootfs/etc/s6-overlay/s6-rc.d/frigate/run
@@ -44,12 +44,13 @@ function migrate_db_path() {
 
 function set_libva_version() {
     local ffmpeg_path=$(python3 docker/main/rootfs/usr/local/ffmpeg/get_ffmpeg_path.py)
-    export LIBAVFORMAT_VERSION_MAJOR=$($ffmpeg_path -version | grep -Po "libavformat\W+\K\d+")
+    LIBAVFORMAT_VERSION_MAJOR=$($ffmpeg_path -version | grep -Po "libavformat\W+\K\d+")
 }
 
 echo "[INFO] Preparing Frigate..."
 migrate_db_path
 set_libva_version
+export LIBAVFORMAT_VERSION_MAJOR
 echo "[INFO] Starting Frigate..."
 
 cd /opt/frigate || echo "[ERROR] Failed to change working directory to /opt/frigate"