diff --git a/taskwarrior-deluxe.py b/taskwarrior-deluxe.py
index 09dc0e9..eece34b 100755
--- a/taskwarrior-deluxe.py
+++ b/taskwarrior-deluxe.py
@@ -894,7 +894,7 @@ if __name__ == "__main__":
         uptaskfile = find_tasks(".task", task_dir.parent, config)
         if uptaskfile:
             uprelp = pathlib.Path(os.path.relpath(task_dir.parent, cwd))
-            upreli = re.sub("\.\./*", "⮤", str(uprelp))
+            upreli = re.sub(r"\.\./*", "⮤", str(uprelp))
             upjdata = get_data(uptaskfile)
             try:
                 console.print(w.rtext(f"{upreli} {uptaskfile.parent.name}/: ", swatch="parentdir"), end="")
@@ -903,8 +903,8 @@ if __name__ == "__main__":
                 pass
 
         # Relative path to the directory holding the task files.
-        rela = re.sub("\.\./*", "⮤", str(relp))
-        reli = re.sub("\.", "", rela)
+        rela = re.sub(r"\.\./*", "⮤", str(relp))
+        reli = re.sub(r"\.", "", rela)
         if reli:
             console.rule(w.rtext(f"{reli} {task_dir.name}", swatch="taskdir"), style=config["color.taskdir"])
         else:
@@ -919,7 +919,7 @@ if __name__ == "__main__":
             downtaskfile = find_tasks(".task", pathlib.Path(f), config)
             if downtaskfile and downtaskfile != taskfile:
                 downrelp = pathlib.Path(os.path.relpath(task_dir.parent, cwd))
-                downreli = re.sub("\.\./*", "⮧ ", str(downrelp))
+                downreli = re.sub(r"\.\./*", "⮧ ", str(downrelp))
                 downjdata = get_data(downtaskfile)
                 console.print(w.rtext(f"{downreli}./{downtaskfile.parent.name}: ", swatch="parentdir"), end="")
                 console.print(w.rtext(f"{len(downjdata)} tasks", swatch="parentdir.tasks"))