diff --git a/twikit/x_client_transaction/transaction.py b/twikit/x_client_transaction/transaction.py
index f4771fc9..ac6b2e06 100644
--- a/twikit/x_client_transaction/transaction.py
+++ b/twikit/x_client_transaction/transaction.py
@@ -13,9 +13,9 @@
 from .utils import float_to_hex, is_odd, base64_encode, handle_x_migration
 
 ON_DEMAND_FILE_REGEX = re.compile(
-    r"""['|\"]{1}ondemand\.s['|\"]{1}:\s*['|\"]{1}([\w]*)['|\"]{1}""", flags=(re.VERBOSE | re.MULTILINE))
-INDICES_REGEX = re.compile(
-    r"""(\(\w{1}\[(\d{1,2})\],\s*16\))+""", flags=(re.VERBOSE | re.MULTILINE))
+    r',(\d+):["\']ondemand\.s["\']', flags=(re.VERBOSE | re.MULTILINE))
+ON_DEMAND_HASH_PATTERN = r',{}:"([0-9a-f]+)"'
+INDICES_REGEX = re.compile(r'\[(\d+)\],\s*16')
 
 
 class ClientTransaction:
@@ -42,14 +42,17 @@ async def get_indices(self, home_page_response, session, headers):
         key_byte_indices = []
         response = self.validate_response(
             home_page_response) or self.home_page_response
-        on_demand_file = ON_DEMAND_FILE_REGEX.search(str(response))
-        if on_demand_file:
-            on_demand_file_url = f"https://abs.twimg.com/responsive-web/client-web/ondemand.s.{on_demand_file.group(1)}a.js"
-            on_demand_file_response = await session.request(method="GET", url=on_demand_file_url, headers=headers)
-            key_byte_indices_match = INDICES_REGEX.finditer(
-                str(on_demand_file_response.text))
-            for item in key_byte_indices_match:
-                key_byte_indices.append(item.group(2))
+        on_demand_match = ON_DEMAND_FILE_REGEX.search(str(response))
+        if on_demand_match:
+            chunk_index = on_demand_match.group(1)
+            hash_match = re.search(
+                ON_DEMAND_HASH_PATTERN.format(chunk_index), str(response))
+            if hash_match:
+                file_hash = hash_match.group(1)
+                on_demand_file_url = f"https://abs.twimg.com/responsive-web/client-web/ondemand.s.{file_hash}a.js"
+                on_demand_file_response = await session.request(method="GET", url=on_demand_file_url, headers=headers)
+                for item in INDICES_REGEX.finditer(on_demand_file_response.text):
+                    key_byte_indices.append(item.group(1))
         if not key_byte_indices:
             raise Exception("Couldn't get KEY_BYTE indices")
         key_byte_indices = list(map(int, key_byte_indices))