diff --git a/types/log4js.d.ts b/types/log4js.d.ts
index 01c48eb..e0ad4fb 100644
--- a/types/log4js.d.ts
+++ b/types/log4js.d.ts
@@ -1,9 +1,18 @@
 // Type definitions for log4js
 
+export interface Log4js {
+	getLogger,
+	configure,
+	addLayout,
+	connectLogger,
+	levels,
+	shutdown
+}
+
 export function getLogger(category?: string): Logger;
 
-export function configure(filename: string): void;
-export function configure(config: Configuration): void;
+export function configure(filename: string): Log4js;
+export function configure(config: Configuration): Log4js;
 
 export function addLayout(name: string, config: (a: any) => (logEvent: LoggingEvent) => string): void;
 
diff --git a/types/test.ts b/types/test.ts
index 91e1b84..ffd8bf3 100644
--- a/types/test.ts
+++ b/types/test.ts
@@ -108,3 +108,8 @@ configure({
 	appenders: { cheese: { type: 'file', filename: 'cheese.log' } },
 	categories: { default: { appenders: ['cheese'], level: 'error' } }
 });
+
+log4js.configure('./filename').getLogger();
+const logger7 = log4js.getLogger();
+logger7.level = 'debug';
+logger7.debug("Some debug messages");