diff --git a/.gitignore b/.gitignore
index c7f432e..45ce9bd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,5 @@
+__pycache__
+log
+
 .idea/*
 !.idea/runConfigurations
diff --git a/config/tmtcc_definitions.py b/config/tmtcc_definitions.py
index 93ed665..cfa0610 100644
--- a/config/tmtcc_definitions.py
+++ b/config/tmtcc_definitions.py
@@ -26,6 +26,7 @@ class ServiceList(enum.Enum):
     SERVICE_9 = auto()
     SERVICE_17 = auto()
     SERVICE_20 = auto()
+    SERVICE_23 = auto()
     SERVICE_200 = auto()
 
 
diff --git a/logo.png b/logo.png
index d02b274..27a7c32 100644
Binary files a/logo.png and b/logo.png differ
diff --git a/tmtc_core b/tmtc_core
index 7c391cf..d94e612 160000
--- a/tmtc_core
+++ b/tmtc_core
@@ -1 +1 @@
-Subproject commit 7c391cff6b823a2b2e07e5532780754b96b29a3d
+Subproject commit d94e61230ffa47436bf49156f36eb7222931eafb