diff --git a/src/core/config/Categories.json b/src/core/config/Categories.json
index 95e5870e..453ae1b0 100755
--- a/src/core/config/Categories.json
+++ b/src/core/config/Categories.json
@@ -116,6 +116,8 @@
             "Enigma",
             "Bombe",
             "Multiple Bombe",
+            "Multi Tap Cipher Encode",
+            "Multi Tap Cipher Decode",
             "Typex",
             "Lorenz",
             "Colossus"