diff --git a/workflows/airac/auto_airac_actions.py b/workflows/airac/auto_airac_actions.py
index 3b5a24abf..cebf77b3a 100644
--- a/workflows/airac/auto_airac_actions.py
+++ b/workflows/airac/auto_airac_actions.py
@@ -194,11 +194,9 @@ def get_sector_file() -> str:
 
             sector_file = []
             sector_fn = []
-
             for root, dirs, files in os.walk(self.ukcp_location):
                 for file_name in files:
-                    # Only consider .sct files that start with 'UK_'
-                    if file_name.endswith(".sct") and file_name.startswith("UK_"):
+                    if file_name.endswith(".sct"):
                         sector_file.append(os.path.join(root, file_name))
                         sector_fn.append(file_name)
 
@@ -210,7 +208,7 @@ def get_sector_file() -> str:
                 if airac_format not in sector_file[0]:
                     logger.warning(
                         f"Sector file appears out of date with the current {self.airac} release!"
-                    )
+                        )
                     ext = ["ese", "rwy", "sct"]
 
                     # Get artifact url from VATSIM-UK/UK-Sector-File
@@ -244,28 +242,59 @@ def get_sector_file() -> str:
                     os.remove("sector.zip")
 
                     # Rename artifact files
-                    logger.debug(f"Sector file name {sector_fn}")
+                    logger.debug(f"Sector file name{sector_fn}")
                     for e_type in ext:
                         os.rename(
                             f"UK.{e_type}",
                             f"{self.ukcp_location}/Data/Sector/UK_{airac_format}.{e_type}"
-                        )
+                            )
 
                     # Clean up old sector files
-                    logger.debug(f"Sector file name {sector_fn}")
+                    logger.debug(f"Sector file name{sector_fn}")
                     for e_type in ext:
+
                         path_to_remove = f"{self.ukcp_location}/Data/Sector/{str(sector_fn[0]).split('.', maxsplit=1)[0]}.{e_type}"
                         os.remove(path_to_remove)
-
+                            
                     # Return the newly downloaded sector file
                     return str(f"{self.ukcp_location}/Data/Sector/UK_{airac_format}.sct")
                 return str(sector_file[0])
             else:
-                logger.error(f"Sector file search found {len(sector_file)} files. There should only be one!")
+                logger.error(
+                    (f"Sector file search found {len(sector_file)} files. ",
+                     "There should only have one of these!"))
                 logger.debug(sector_file)
-                raise ValueError(f"{len(sector_file)} sector files were found when there should only be one")
+                raise ValueError(
+                    f"{len(sector_file)} sector files were found when there should only be one")
+
+        sct_file = get_sector_file()
+
+        @iter_files(".prf", "r+")
+        def prf_files(lines=None, file=None, file_path=None):
+            """Updates all 'prf' files to include the latest sector file"""
+
+            sector_file = f"Settings\tsector\t{sct_file}"
+
+            sf_replace = sector_file.replace("/", "\\\\")
+
+            chk = False
+            for line in lines:
+                # Add the sector file path
+                content = re.sub(r"^Settings\tsector\t(.*)", sf_replace, line)
+                chk = True
+
+                # Write the updated content back to the file
+                file.write(content.replace("\\\\", "\\"))
+            file.truncate()
+
+            # If no changes have been made, add the SECTORFILE and SECTORTITLE lines
+            if not chk:
+                file.close()
+                with open(file_path, "a", encoding="utf-8") as file_append:
+                    file_append.write(sf_replace.replace("\\\\", "\\") + "\n")
 
-        # Call the sector file getter function
-        get_sector_file()
+        prf_files()
 
-        return True
+run = CurrentInstallation()
+run.apply_settings()
+run.gng_data_update()