diff --git a/README.md b/README.md
index 6515d6a..553f713 100644
--- a/README.md
+++ b/README.md
@@ -152,3 +152,6 @@ You can use any regex pattern, including:
 
 The pattern is matched against the entire post text, so you can create complex filtering rules.
 
+For some applications you will need to convert the request to an encoded URL: 
+```Салли.*и.*Фасолька|Увядший.*Лепесток``` -> ```%D0%A1%D0%B0%D0%BB%D0%BB%D0%B8.%2A%D0%B8. %2A%D0%A4%D0%B0%D1%81%D0%BE%D0%BB%D1%8C%D0%BA%D0%B0%7C%D0%A3%D0%B2%D1%8F%D0%B4%D1%88%D0%B8%D0%B9.%2A%D0%9B%D0%B5%D0%BF%D0%B5%D1%81%D1%82%D0%BE%D0%BA```
+For example, you can use this tool: https://www.urlencoder.org/
\ No newline at end of file
diff --git a/api_server.py b/api_server.py
index 7aabd9b..b25c6a6 100644
--- a/api_server.py
+++ b/api_server.py
@@ -587,14 +587,6 @@ async def get_rss_feed(channel: str,
             #logger.info(f"valid_token: token {token}")
     while True:
         try:
-            if exclude_text: # Decode base64 parameters if they are encoded
-                try:
-                    exclude_text = base64.b64decode(exclude_text.encode()).decode('utf-8') # Try to decode as base64 first
-                except Exception: # If base64 decoding fails, try URL decoding
-                    try:
-                        exclude_text = exclude_text.encode('latin1').decode('utf-8')
-                    except UnicodeError:
-                        pass  # If all decoding fails, use original value
 
             if output_type == 'rss':
                 rss_content = await generate_channel_rss(channel,