diff --git a/Dockerfile b/Dockerfile
index 986ce77..7df0351 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -85,8 +85,8 @@ RUN chmod +x /usr/local/bin/entrypoint.sh
 # matches the convention for a single-application container.
 RUN groupadd --gid 1000 mnemosyne \
     && useradd --uid 1000 --gid mnemosyne --home /app --no-create-home --shell /sbin/nologin mnemosyne \
-    && mkdir -p /app/media /app/logs \
-    && chown -R mnemosyne:mnemosyne /app
+    && mkdir -p /app/media /app/logs /mnt/static /mnt/media \
+    && chown -R mnemosyne:mnemosyne /app /mnt/static /mnt/media
 USER mnemosyne
 
 # The compose file overrides this per service. Default = Django web.