diff --git a/README.md b/README.md
index bbe2bab..6e6815f 100644
--- a/README.md
+++ b/README.md
@@ -69,7 +69,7 @@ An example configuration file can look as follows:
 }
 ```
 
-You can also run the program with `gitea-irc-bot myConfig.json` to specify a custom JSON configuration path other than the default.
+You can run the program with `GIB_CONFIG=myConfig.json gitea-irc-bot` to specify a custom JSON configuration path other than the default.
 
 ## License
 
diff --git a/source/app.d b/source/app.d
index 68b17d3..ec2f283 100644
--- a/source/app.d
+++ b/source/app.d
@@ -251,29 +251,27 @@ void notifySH(string message)
 	}
 }
 
-void main(string[] args)
+void main()
 {
 	string configFilePath;
 
-	/* If given an argument then use it as the configuration file */
-	if(args.length == 2)
+	import std.process : environment;
+
+	/* If given an environment variable then use it as the configuration file */
+	if(environment.get("GIB_CONFIG") !is null)
 	{
 		/* Configuration file path */
-		configFilePath = args[1];
+		configFilePath = environment.get("GIB_CONFIG");
 	}
-	/* If we have more than two arguments then it is an error */
-	else if(args.length > 2)
-	{
-		logger.error("Only one argument, the path to the configuration file, is allowed");
-		exit(-1);
-	}
-	/* If there are no arguments, assume default config.json file */
+	/* If there is no environment variable, assume default config.json file */
 	else
 	{
 		/* Set to the default config path */
 		configFilePath = "config.json";
 	}
 
+	
+
 	try
 	{
 		File configFile;