diff --git a/configs/conferences/38c3/config.json b/configs/conferences/38c3/config.json
index b599f58b..0a6f3591 100755
--- a/configs/conferences/38c3/config.json
+++ b/configs/conferences/38c3/config.json
@@ -35,9 +35,6 @@
               {
                 "slug": "glitch"
               },
-              {
-                "slug": "zigzag"
-              }
             ]
           },
           {