diff --git a/concurrency/generator.md b/concurrency/generator.md
index e9821b6..beefac5 100644
--- a/concurrency/generator.md
+++ b/concurrency/generator.md
@@ -6,13 +6,13 @@
 
 ```go
 func Count(start int, end int) chan int {
-    ch := make(chan int)
+	ch := make(chan int)
 
-    go func(ch chan int) {
-        for i := start; i <= end ; i++ {
-            // Blocks on the operation
-            ch <- i
-        }
+	go func(ch chan int) {
+		for i := start; i <= end; i++ {
+			// Blocks on the operation
+			ch <- i
+		}
 
 		close(ch)
 	}(ch)