diff --git a/src/regexp/example_test.go b/src/regexp/example_test.go
index 3008c56b6b..a44c9396de 100644
--- a/src/regexp/example_test.go
+++ b/src/regexp/example_test.go
@@ -7,6 +7,7 @@ package regexp_test
 import (
 	"fmt"
 	"regexp"
+	"strings"
 )
 
 func Example() {
@@ -204,6 +205,13 @@ func ExampleRegexp_ReplaceAllString() {
 	// -W-xxW-
 }
 
+func ExampleRegexp_ReplaceAllStringFunc() {
+	re := regexp.MustCompile(`[^aeiou]`)
+	fmt.Println(re.ReplaceAllStringFunc("seafood fool", strings.ToUpper))
+	// Output:
+	// SeaFooD FooL
+}
+
 func ExampleRegexp_SubexpNames() {
 	re := regexp.MustCompile(`(?P<first>[a-zA-Z]+) (?P<last>[a-zA-Z]+)`)
 	fmt.Println(re.MatchString("Alan Turing"))