diff --git a/plugin-gradle/README.md b/plugin-gradle/README.md
index e322f1d3b4..5bb0f0219a 100644
--- a/plugin-gradle/README.md
+++ b/plugin-gradle/README.md
@@ -285,7 +285,7 @@ spotless {
 spotless {
   kotlin {
     // version and userData are both optional
-    ktlint('0.37.2').userData(mapOf('indent_size' to '2', 'continuation_indent_size' to '2'])
+    ktlint('0.37.2').userData(mapOf('indent_size' to '2', 'continuation_indent_size' to '2'))
 ```
 
 ### diktat