diff --git a/docker/install-scrypted-dependencies-linux.sh b/docker/install-scrypted-dependencies-linux.sh
index c7db7deb3..ec70e37c2 100755
--- a/docker/install-scrypted-dependencies-linux.sh
+++ b/docker/install-scrypted-dependencies-linux.sh
@@ -37,7 +37,7 @@ FROM() {
 
 # process ARG for script variables but ignore ENV
 ARG() {
-    $@
+    export $@
 }
 
 ENV() {