diff --git a/subjects/countif/README.md b/subjects/countif/README.md
index c9c0f1d5..5a62994f 100644
--- a/subjects/countif/README.md
+++ b/subjects/countif/README.md
@@ -2,7 +2,7 @@
 
 ### Instructions
 
-Write a function `CountIf` that returns the number of elements of a `string` slice for which the `f` function returns `true`.
+Write a function `CountIf` that returns, the number of elements of a `string` slice, for which the `f` function returns `true`.
 
 ### Expected function