diff --git a/magefile.go b/magefile.go
index 07a0c84ae..c47242479 100644
--- a/magefile.go
+++ b/magefile.go
@@ -183,7 +183,7 @@ func Coverage() error {
 	if err := sh.RunV("go", "test", tagsCmd, "-coverprofile=build/coverage-ftw.txt", "-covermode=atomic", "-coverpkg=./...", "./testing/coreruleset"); err != nil {
 		return err
 	}
-	// we run tinygo tag only if memoize_builders is is not enabled
+	// we run tinygo tag only if memoize_builders is not enabled
 	if !strings.Contains(tags, "memoize_builders") {
 		if tagsCmd != "" {
 			tagsCmd += ",tinygo"
@@ -280,6 +280,7 @@ func combinations(tags []string) []string {
 func TagsMatrix() error {
 	tags := []string{
 		"coraza.rule.case_sensitive_args_keys",
+		"coraza.rule.no_regex_multiline",
 		"memoize_builders",
 		"coraza.rule.multiphase_valuation",
 		"no_fs_access",