diff --git a/op25/gr-op25_repeater/apps/http_server.py b/op25/gr-op25_repeater/apps/http_server.py
index 2650d70..4613df3 100755
--- a/op25/gr-op25_repeater/apps/http_server.py
+++ b/op25/gr-op25_repeater/apps/http_server.py
@@ -98,7 +98,7 @@ def static_file(environ, start_response):
     if environ['PATH_INFO'] == '/':
         filename = 'index.html'
     else:
-        filename = re.sub(r'[^a-zA-Z0-9_.\-]', '', environ['PATH_INFO'])
+        filename = re.sub(r'[^a-zA-Z0-9_.\-/]', '', environ['PATH_INFO'])
     suf = filename.split('.')[-1]
     pathname = '../www/www-static'
     if suf in img_types: