diff --git a/readme.md b/readme.md
index 73dddd8..d6a0829 100644
--- a/readme.md
+++ b/readme.md
@@ -186,11 +186,13 @@ KEEP_MEDIA = 7
 
 FILE_PICKER_CMD = "ranger --choosefile={file_path}"
 # FILE_PICKER_CMD = "nnn -p {file_path}"
+
+MAILCAP_FILE = os.path.expanduser("~/.config/mailcap")
 ```
 
 ### Mailcap file
 
-Mailcap file is used for deciding how to open telegram files (docs, pics, voice notes, etc.).
+Mailcap file is used for deciding how to open telegram files (docs, pics, voice notes, etc.). Path to the file can be overriden with `MAILCAP_FILE` in config file.
 
 Example: `~/.mailcap`
 
diff --git a/tg/config.py b/tg/config.py
index c6b783b..aa9a794 100644
--- a/tg/config.py
+++ b/tg/config.py
@@ -5,7 +5,7 @@ overwritten by external config file
 import os
 import platform
 import runpy
-from typing import Dict
+from typing import Dict, Optional
 
 _os_name = platform.system()
 _darwin = "Darwin"
@@ -15,6 +15,7 @@ _linux = "Linux"
 CONFIG_DIR = os.path.expanduser("~/.config/tg/")
 CONFIG_FILE = os.path.join(CONFIG_DIR, "conf.py")
 FILES_DIR = os.path.expanduser("~/.cache/tg/")
+MAILCAP_FILE: Optional[str] = None
 
 LOG_LEVEL = "INFO"
 LOG_PATH = os.path.expanduser("~/.local/share/tg/")
diff --git a/tg/utils.py b/tg/utils.py
index 5995714..3efd6bc 100644
--- a/tg/utils.py
+++ b/tg/utils.py
@@ -17,7 +17,7 @@ from functools import lru_cache
 from logging.handlers import RotatingFileHandler
 from subprocess import CompletedProcess
 from types import TracebackType
-from typing import Any, Optional, Tuple, Type
+from typing import Any, Dict, Optional, Tuple, Type
 
 from tg import config
 
@@ -72,12 +72,19 @@ def get_mime(file_path: str) -> str:
     return mtype.split("/")[0]
 
 
+def get_mailcap() -> Dict:
+    if config.MAILCAP_FILE:
+        with open(config.MAILCAP_FILE) as f:
+            return mailcap.readmailcapfile(f)  # type: ignore
+    return mailcap.getcaps()
+
+
 def get_file_handler(file_path: str) -> str:
     mtype, _ = mimetypes.guess_type(file_path)
     if not mtype:
         return config.DEFAULT_OPEN.format(file_path=shlex.quote(file_path))
 
-    caps = mailcap.getcaps()
+    caps = get_mailcap()
     handler, view = mailcap.findmatch(caps, mtype, filename=file_path)
     if not handler:
         return config.DEFAULT_OPEN.format(file_path=shlex.quote(file_path))