Update README.md

yongjhih · yongjhih · commit b2c5bcc3c0a7 · 2015-03-24T00:46:32.000+08:00
diff --git a/README.md b/README.md
@@ -147,7 +147,7 @@ via jcenter
 
 ```gradle
 repositories {
-    jcenter
+    jcenter()
 }
 
 dependencies {
