diff --git a/app/env_config.py b/app/env_config.py
index 7599a0d..9ef47d3 100644
--- a/app/env_config.py
+++ b/app/env_config.py
@@ -89,7 +89,10 @@ HEADERS = {
     "Sec-Fetch-Dest": "empty",
     "Sec-Fetch-Mode": "cors",
     "Sec-Ch-Ua": "\"Google Chrome\";v=\"131\", \"Chromium\";v=\"131\", \"Not.A/Brand\";v=\"24\"",
-    "Sec-Ch-Ua-Platform": "\"macOS\""
+    "Sec-Ch-Ua-Platform": "\"macOS\"",
+    "Cache-Control": "no-cache, no-store, must-revalidate",
+    "Pragma": "no-cache",
+    "Expires": "0"
 }
 
 # Load country setting and localization config
diff --git a/app/gpu_checker.py b/app/gpu_checker.py
index 3434ba0..75713d4 100644
--- a/app/gpu_checker.py
+++ b/app/gpu_checker.py
@@ -1,5 +1,6 @@
 import requests
 import logging
+import time
 from env_config import HEADERS, PRODUCT_NAMES, API_URL_SKU, API_URL_STOCK, PRODUCT_URL
 from notifier import send_discord_notification, send_out_of_stock_notification, send_sku_change_notification
 from requests.adapters import HTTPAdapter, Retry
@@ -8,6 +9,7 @@ from requests.adapters import HTTPAdapter, Retry
 session = requests.Session()
 retries = Retry(total=5, backoff_factor=1, status_forcelist=[500, 502, 503, 504])
 session.mount('https://', HTTPAdapter(max_retries=retries))
+session.headers.update(HEADERS)
 
 # Keeping memory of last run 
 last_sku_dict = {}
@@ -20,7 +22,10 @@ def check_rtx_50_founders():
 
     # Fetching nvidia API data
     try:
-        response = session.get(API_URL_SKU, headers=HEADERS, timeout=10)
+        cache_buster = int(time.time() * 1000)
+        sku_url = f"{API_URL_SKU}&_t={cache_buster}"
+        
+        response = session.get(sku_url, timeout=10)
         logging.info(f"SKU API response: {response.status_code}")
         response.raise_for_status()
         data = response.json()
@@ -57,11 +62,12 @@ def check_rtx_50_founders():
         first_run_dict[product_name] = False
         
         # Check product availability in API_URL_STOCK for each SKU
-        api_stock_url = API_URL_STOCK + product_sku
+        cache_buster = int(time.time() * 1000)
+        api_stock_url = f"{API_URL_STOCK}{product_sku}&_t={cache_buster}"
         logging.info(f"[{product_name}] Checking stock: {api_stock_url}")
 
         try:
-            response = session.get(api_stock_url, headers=HEADERS, timeout=10)
+            response = session.get(api_stock_url, timeout=10)
             logging.info(f"[{product_name}] Stock API response: {response.status_code}")
             response.raise_for_status()
             stock_data = response.json()