diff --git a/guide/english/ruby/common-array-methods/index.md b/guide/english/ruby/common-array-methods/index.md
index e24d80e0f7..c94bdde87f 100644
--- a/guide/english/ruby/common-array-methods/index.md
+++ b/guide/english/ruby/common-array-methods/index.md
@@ -148,6 +148,7 @@ array = [1, 2, 3, 4, 5]
 => [1, 2, 3, 4, 5]
 array.include?(3)
 => true
+```
 
 #### .flatten
 The flatten method can be used to take an array that contains nested arrays and create a one-dimensional array: