diff --git a/tor-browser/alpha/Dockerfile b/tor-browser/alpha/Dockerfile
index 5a49cc5..108f35f 100644
--- a/tor-browser/alpha/Dockerfile
+++ b/tor-browser/alpha/Dockerfile
@@ -26,7 +26,7 @@ RUN useradd --create-home --home-dir $HOME user \
 
 ENV LANG C.UTF-8
 
-ENV TOR_VERSION 6.0a1
+ENV TOR_VERSION 6.0a3
 ENV TOR_FINGERPRINT 0x4E2C6E8793298290
 
 # download tor and check signature