diff --git a/Dockerfile b/Dockerfile
index 6797906..a45b7e2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -21,6 +21,10 @@ COPY tests/ ./tests/
 # Copy state manager
 COPY state_manager.py .
 
+
+# Copy autoclean_debug utility
+COPY autoclean_debug.py .
+
 # Move the main.py COPY statement to the end to ensure it is updated last
 COPY main.py .
 
diff --git a/application_handler.py b/application_handler.py
index 013ed7e..1e44f65 100644
--- a/application_handler.py
+++ b/application_handler.py
@@ -24,7 +24,7 @@ import os
 
 STATE_FILE = Path("data/state.json")
 APPLICATIONS_FILE = Path("data/applications.json")
-TIMING_FILE = Path("data/timing.csv")
+TIMING_FILE = Path("data/listing_times.csv")
 LISTINGS_FILE = Path("data/listings.json")
 DATA_DIR = Path("data")
 
diff --git a/autoclean_debug.py b/autoclean_debug.py
new file mode 100644
index 0000000..ab51a45
--- /dev/null
+++ b/autoclean_debug.py
@@ -0,0 +1,34 @@
+import os
+import time
+from pathlib import Path
+import logging
+
+def autoclean_debug_material(data_dir="data", max_age_hours=48):
+    """
+    Delete debug files (PNGs, HTMLs, etc.) in data/ and subfolders older than max_age_hours.
+    Does NOT delete listings, applications, state, or CSV/JSON/LOG files.
+    """
+    logger = logging.getLogger()
+    now = time.time()
+    max_age = max_age_hours * 3600
+    # File extensions considered debug material
+    debug_exts = {".png", ".html"}
+    # Always skip these files (listing, state, applications, logs, csv, json, ttf, etc.)
+    safe_exts = {".json", ".csv", ".log", ".ttf"}
+    safe_names = {"listings.json", "applications.json", "state.json", "wgcompany_listings.json", "wgcompany_times.csv", "listing_times.csv"}
+    data_path = Path(data_dir)
+    deleted = []
+    for root, dirs, files in os.walk(data_path):
+        for fname in files:
+            fpath = Path(root) / fname
+            ext = fpath.suffix.lower()
+            if ext in debug_exts and ext not in safe_exts and fname not in safe_names:
+                try:
+                    mtime = fpath.stat().st_mtime
+                    if now - mtime > max_age:
+                        fpath.unlink()
+                        deleted.append(str(fpath))
+                except Exception as e:
+                    logger.warning(f"Could not delete {fpath}: {e}")
+    logger.info(f"Autocleaned {len(deleted)} debug files older than {max_age_hours}h.")
+    return deleted
diff --git a/main.py b/main.py
index b7592dd..5896185 100644
--- a/main.py
+++ b/main.py
@@ -1,3 +1,4 @@
+
 import asyncio
 from playwright.async_api import async_playwright
 from application_handler import ApplicationHandler
@@ -9,6 +10,7 @@ import os
 from dotenv import load_dotenv
 from state_manager import StateManager
 from pathlib import Path
+from autoclean_debug import autoclean_debug_material
 
 
 # --- Environment & Logging Setup ---
@@ -70,7 +72,20 @@ async def main():
 
     try:
         logger.info(f"Bot is now running. Refreshing every {CHECK_INTERVAL} seconds...")
+        last_clean = 0
+        CLEAN_INTERVAL = 48 * 3600  # 48 hours in seconds
         while True:
+            now = asyncio.get_event_loop().time()
+            # Autoclean debug material every 48 hours
+            if now - last_clean > CLEAN_INTERVAL:
+                logger.info("Running autoclean_debug_material (48h interval)...")
+                try:
+                    deleted = autoclean_debug_material()
+                    logger.info(f"Autocleaned {len(deleted)} debug files.")
+                except Exception as e:
+                    logger.warning(f"Autoclean failed: {e}")
+                last_clean = now
+
             current_listings = await app_handler.fetch_listings()
             if not current_listings:
                 logger.warning("No listings fetched")