diff --git a/radicale/__main__.py b/radicale/__main__.py
index ebddbc1..1218bf1 100644
--- a/radicale/__main__.py
+++ b/radicale/__main__.py
@@ -84,10 +84,8 @@ def run():
     options = parser.parse_args()[0]
 
     # Read in the configuration specified by the command line (if specified)
-    if options.config:
-        if not config.read(options.config):
-            log.LOGGER.warning(
-                "Configuration file '%s' not found" % options.config)
+    configuration_found = (
+        config.read(options.config) if options.config else True)
 
     # Update Radicale configuration according to options
     for option in parser.option_list:
@@ -100,6 +98,11 @@ def run():
     # Start logging
     log.start()
 
+    # Log a warning if the configuration file of the command line is not found
+    if not configuration_found:
+        log.LOGGER.warning(
+            "Configuration file '%s' not found" % options.config)
+
     # Fork if Radicale is launched as daemon
     if options.daemon:
         if options.pid and os.path.exists(options.pid):