diff --git a/Dockerfile b/Dockerfile
index c8dc626..5b1792e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -207,7 +207,7 @@ ARG JULIA=1.12.6
 ARG JULIA_SHA256=bbabf3bef19421a9dbd24a767d807606ab85e444323b5a1c73ffe293fa3d079a
 ENV \
     PATH=/opt/julia/bin:$PATH \
-    JULIA_DEPOT_PATH=/pc/julia_depot
+    JULIA_DEPOT_PATH=/pc/julia_depot:
 RUN : \
     && echo 'lang: julia' \
     && julia_minor="${JULIA%.*}" \