diff --git a/core/tmtc_client_core.py b/core/tmtc_client_core.py
index f8f216490ee6e8a3fdf932ba1ba0d784c119ba88..5bea5f9cf52eb8bae3e753563dd5ef01b09f1394 100755
--- a/core/tmtc_client_core.py
+++ b/core/tmtc_client_core.py
@@ -40,6 +40,7 @@ from utility.obsw_args_parser import parse_input_arguments
 
 LOGGER = get_logger()
 
+
 def run_tmtc_client(use_gui: bool):
     """
     Main method, reads input arguments, sets global variables and start TMTC handler.
diff --git a/tmtc_client_cli.py b/tmtc_client_cli.py
index 48c02fbe3b710e6d782bdb345d16760375c0aab8..89a10ee3d4a7c7b8f850083d82bbc66582ee15fd 100644
--- a/tmtc_client_cli.py
+++ b/tmtc_client_cli.py
@@ -27,8 +27,10 @@ Run this file with the -h flag to display options.
 """
 from core.tmtc_client_core import run_tmtc_client
 
+
 def main():
     run_tmtc_client(False)
 
+
 if __name__ == "__main__":
     main()
diff --git a/tmtc_client_gui.py b/tmtc_client_gui.py
index 60722026def47208fcd2bef2eb3e07607f2ea440..0e1cab1f23558fcd7e79da7556cff4f97c679c9c 100644
--- a/tmtc_client_gui.py
+++ b/tmtc_client_gui.py
@@ -26,8 +26,10 @@ limitations under the License.
 """
 from core.tmtc_client_core import run_tmtc_client
 
+
 def main():
     run_tmtc_client(True)
 
+
 if __name__ == "__main__":
-    main()
\ No newline at end of file
+    main()
diff --git a/tmtc_core b/tmtc_core
index 18ff3d7642c34718bf5178cb5ead301fc7c43075..1f4f33f92ae5b6abe92e89dedf7041ebdee4b63c 160000
--- a/tmtc_core
+++ b/tmtc_core
@@ -1 +1 @@
-Subproject commit 18ff3d7642c34718bf5178cb5ead301fc7c43075
+Subproject commit 1f4f33f92ae5b6abe92e89dedf7041ebdee4b63c