diff --git a/Dockerfile b/Dockerfile
index 65b9ceb..4e997de 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,6 +11,7 @@ EXPOSE 9001
 
 ENV RELAY_TYPE relay
 ENV TOR_ORPort 9001
+ENV TOR_DataDirectory /var/lib/tor
 ENV TOR_ContactInfo "Random Person nobody@tor.org"
 ENV TOR_RelayBandwidthRate "100 KBytes"
 ENV TOR_RelayBandwidthBurst "200 KBytes"