diff --git a/.gitignore b/.gitignore
index 19be985..e262c02 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,4 +3,5 @@ data/
 __pycache__/
 dist/
 *.txt
-venv/
\ No newline at end of file
+venv/
+*.log
diff --git a/src/pyfiche/fiche_server.py b/src/pyfiche/fiche_server.py
index 5eebf07..4fed5a5 100644
--- a/src/pyfiche/fiche_server.py
+++ b/src/pyfiche/fiche_server.py
@@ -1,5 +1,6 @@
 import argparse
 import sys
+import os
 import threading
 
 from . import FicheServer
@@ -28,6 +29,36 @@ def main():
     # Parse the arguments
     args = parser.parse_args()
 
+    # Get environment variables
+    domain = os.environ.get('PYFICHE_DOMAIN', 'localhost')
+    port = os.environ.get('PYFICHE_PORT', 9999)
+    listen_addr = os.environ.get('PYFICHE_LISTEN_ADDR', '0.0.0.0')
+    slug_size = os.environ.get('PYFICHE_SLUG_SIZE', 8)
+    https = os.environ.get('PYFICHE_HTTPS', False)
+    output_dir = os.environ.get('PYFICHE_OUTPUT_DIR', 'data/')
+    buffer_size = os.environ.get('PYFICHE_BUFFER_SIZE', 4096)
+    max_size = os.environ.get('PYFICHE_MAX_SIZE', 5242880)
+    log_file = os.environ.get('PYFICHE_LOG_FILE', None)
+    banlist = os.environ.get('PYFICHE_BANLIST', None)
+    allowlist = os.environ.get('PYFICHE_ALLOWLIST', None)
+    debug = os.environ.get('PYFICHE_DEBUG', False)
+    timeout = os.environ.get('PYFICHE_TIMEOUT', None)
+
+    # Set the arguments
+    args.domain = args.domain or domain
+    args.port = args.port or int(port)
+    args.listen_addr = args.listen_addr or listen_addr
+    args.slug_size = args.slug_size or int(slug_size)
+    args.https = args.https or bool(https)
+    args.output_dir = args.output_dir or output_dir
+    args.buffer_size = args.buffer_size or int(buffer_size)
+    args.max_size = args.max_size or int(max_size)
+    args.log_file = args.log_file or log_file
+    args.banlist = args.banlist or banlist
+    args.allowlist = args.allowlist or allowlist
+    args.debug = args.debug or bool(debug)
+    args.timeout = args.timeout or timeout
+
     # Create a Fiche object
     fiche = FicheServer.from_args(args)
 
diff --git a/src/pyfiche/lines_server.py b/src/pyfiche/lines_server.py
index 669927a..8fffc6d 100644
--- a/src/pyfiche/lines_server.py
+++ b/src/pyfiche/lines_server.py
@@ -1,5 +1,6 @@
 import argparse
 import sys
+import os
 import threading
 
 from . import LinesServer
@@ -22,6 +23,26 @@ def main():
     # Parse the arguments
     args = parser.parse_args()
 
+    # Get environment variables
+    port = os.environ.get('PYFICHE_LINES_PORT', 9997)
+    listen_addr = os.environ.get('PYFICHE_LINES_LISTEN_ADDR', os.environ.get('PYFICHE_LISTEN_ADDR', '0.0.0.0'))
+    data_dir = os.environ.get('PYFICHE_LINES_DATA_DIR', os.environ.get('PYFICHE_DATA_DIR', 'data/'))
+    log_file = os.environ.get('PYFICHE_LINES_LOG_FILE', os.environ.get('PYFICHE_LOG_FILE', None))
+    banlist = os.environ.get('PYFICHE_LINES_BANLIST', os.environ.get('PYFICHE_BANLIST', None))
+    allowlist = os.environ.get('PYFICHE_LINES_ALLOWLIST', os.environ.get('PYFICHE_ALLOWLIST', None))
+    max_size = os.environ.get('PYFICHE_LINES_MAX_SIZE', os.environ.get('PYFICHE_MAX_SIZE', 5242880))
+    debug = os.environ.get('PYFICHE_LINES_DEBUG', os.environ.get('PYFICHE_DEBUG', False))    
+
+    # Set the arguments
+    args.port = args.port or int(port)
+    args.listen_addr = args.listen_addr or listen_addr
+    args.data_dir = args.data_dir or data_dir
+    args.log_file = args.log_file or log_file
+    args.banlist = args.banlist or banlist
+    args.allowlist = args.allowlist or allowlist
+    args.max_size = args.max_size or max_size
+    args.debug = args.debug or bool(debug)
+
     # Create a Lines object
     lines = LinesServer.from_args(args)
 
diff --git a/src/pyfiche/recup_server.py b/src/pyfiche/recup_server.py
index 2a7cd35..3ce7b9a 100644
--- a/src/pyfiche/recup_server.py
+++ b/src/pyfiche/recup_server.py
@@ -1,34 +1,86 @@
 import argparse
 import sys
+import os
 import threading
 
 from . import RecupServer
 
+
 # Define the main function
 def main():
     # Create an argument parser
-    parser = argparse.ArgumentParser(description='PyRecup Server - returns files uploaded through PyFiche')
+    parser = argparse.ArgumentParser(
+        description="PyRecup Server - returns files uploaded through PyFiche"
+    )
 
     # Add arguments to the parser
-    parser.add_argument('-p', '--port', type=int, help='Port of Recup server (default: 9998)')
-    parser.add_argument('-L', '--listen_addr', help='Listen Address (default: 0.0.0.0)')
-    parser.add_argument('-o', '--data_dir', help='Fiche server output directory path (default: data/)')
-    parser.add_argument('-B', '--buffer_size', type=int, help='Buffer size (default: 16)') # TODO: Do we *really* need this?
-    parser.add_argument('-l', '--log_file', help='Log file path (default: None - log to stdout)')
-    parser.add_argument('-b', '--banlist', help='Banlist file path')
-    parser.add_argument('-w', '--allowlist', help='Allowlist file path')
-    parser.add_argument('-D', '--debug', action='store_true', help='Debug mode')
-    parser.add_argument('-t', '--timeout', type=int, help='Timeout for incoming connections (in seconds)')
+    parser.add_argument(
+        "-p", "--port", type=int, help="Port of Recup server (default: 9998)"
+    )
+    parser.add_argument("-L", "--listen_addr", help="Listen Address (default: 0.0.0.0)")
+    parser.add_argument(
+        "-o", "--data_dir", help="Fiche server output directory path (default: data/)"
+    )
+    parser.add_argument(
+        "-B", "--buffer_size", type=int, help="Buffer size (default: 16)"
+    )  # TODO: Do we *really* need this?
+    parser.add_argument(
+        "-l", "--log_file", help="Log file path (default: None - log to stdout)"
+    )
+    parser.add_argument("-b", "--banlist", help="Banlist file path")
+    parser.add_argument("-w", "--allowlist", help="Allowlist file path")
+    parser.add_argument("-D", "--debug", action="store_true", help="Debug mode")
+    parser.add_argument(
+        "-t",
+        "--timeout",
+        type=int,
+        help="Timeout for incoming connections (in seconds)",
+    )
 
     # Parse the arguments
     args = parser.parse_args()
 
+    # Get environment variables
+    port = os.environ.get("PYFICHE_RECUP_PORT", 9998)
+    listen_addr = os.environ.get(
+        "PYFICHE_RECUP_LISTEN_ADDR", os.environ.get("PYFICHE_LISTEN_ADDR", "0.0.0.0")
+    )
+    data_dir = os.environ.get(
+        "PYFICHE_RECUP_DATA_DIR", os.environ.get("PYFICHE_DATA_DIR", "data/")
+    )
+    buffer_size = os.environ.get("PYFICHE_RECUP_BUFFER_SIZE", 16)
+    log_file = os.environ.get(
+        "PYFICHE_RECUP_LOG_FILE", os.environ.get("PYFICHE_LOG_FILE", None)
+    )
+    banlist = os.environ.get(
+        "PYFICHE_RECUP_BANLIST", os.environ.get("PYFICHE_BANLIST", None)
+    )
+    allowlist = os.environ.get(
+        "PYFICHE_RECUP_ALLOWLIST", os.environ.get("PYFICHE_ALLOWLIST", None)
+    )
+    debug = os.environ.get(
+        "PYFICHE_RECUP_DEBUG", os.environ.get("PYFICHE_DEBUG", False)
+    )
+    timeout = os.environ.get("PYFICHE_RECUP_TIMEOUT", None)
+
+    # Set the arguments
+    args.port = args.port or int(port)
+    args.listen_addr = args.listen_addr or listen_addr
+    args.data_dir = args.data_dir or data_dir
+    args.buffer_size = args.buffer_size or buffer_size
+    args.log_file = args.log_file or log_file
+    args.banlist = args.banlist or banlist
+    args.allowlist = args.allowlist or allowlist
+    args.debug = args.debug or bool(debug)
+    args.timeout = args.timeout or timeout
+
     # Create a Recup object
     recup = RecupServer.from_args(args)
 
     # Run the server
     recup.run()
 
+
 # Check if the script is run directly
-if __name__ == '__main__':
+if __name__ == "__main__":
     main()