diff --git a/internal/domain/subreddit.go b/internal/domain/subreddit.go
index cf9d412..8309983 100644
--- a/internal/domain/subreddit.go
+++ b/internal/domain/subreddit.go
@@ -39,7 +39,7 @@ func validPrefix(value interface{}) error {
 
 func (sr *Subreddit) Validate() error {
 	return validation.ValidateStruct(sr,
-		validation.Field(&sr.Name, validation.Required, validation.Length(2, 32), validation.By(validPrefix), validation.Match(regexp.MustCompile(`^[a-zA-Z0-9]\w{1,19}$`))),
+		validation.Field(&sr.Name, validation.Required, validation.Length(2, 21), validation.By(validPrefix), validation.Match(regexp.MustCompile(`^[a-zA-Z0-9]\w*$`))),
 		validation.Field(&sr.SubredditID, validation.Required, validation.Length(4, 9)),
 	)
 }
diff --git a/internal/domain/subreddit_test.go b/internal/domain/subreddit_test.go
index d8f4acb..7ab7adb 100644
--- a/internal/domain/subreddit_test.go
+++ b/internal/domain/subreddit_test.go
@@ -22,6 +22,7 @@ func TestValidate(t *testing.T) {
 		"valid subreddit starting with u": {domain.Subreddit{Name: "urcool", SubredditID: "abcd"}, nil},
 		"valid subreddit with _":          {domain.Subreddit{Name: "p_i_x_a_r", SubredditID: "abcd"}, nil},
 		"valid subreddit with 2 letters":  {domain.Subreddit{Name: "de", SubredditID: "abcd"}, nil},
+		"valid subreddit with 21 letters": {domain.Subreddit{Name: "GamingLeaksAndRumours", SubredditID: "abcd"}, nil},
 	}
 
 	for scenario, tc := range tt {