diff --git a/xpra/scripts/main.py b/xpra/scripts/main.py
index 031a41f9e3..861c27a5ea 100755
--- a/xpra/scripts/main.py
+++ b/xpra/scripts/main.py
@@ -910,6 +910,7 @@ def proxy_connect(options):
     proxy_type = {
         "SOCKS5"    : socks.SOCKS5,
         "SOCKS4"    : socks.SOCKS4,
+        "HTTP"      : socks.HTTP,
         }.get(ptype, socks.SOCKS5)
     if not proxy_type:
         raise InitExit(EXIT_UNSUPPORTED, f"unsupported proxy type {ptype!r}")