diff --git a/internal/collections/named.go b/internal/collections/named.go
index 8cfb81240..4189a7544 100644
--- a/internal/collections/named.go
+++ b/internal/collections/named.go
@@ -95,11 +95,13 @@ type NamedCollectionNames struct {
 }
 
 func (c *NamedCollectionNames) FindRegex(key *regexp.Regexp) []types.MatchData {
-	panic("selection operator not supported")
+	// not supported
+	return []types.MatchData{}
 }
 
 func (c *NamedCollectionNames) FindString(key string) []types.MatchData {
-	panic("selection operator not supported")
+	// not supported
+	return []types.MatchData{}
 }
 
 func (c *NamedCollectionNames) FindAll() []types.MatchData {
diff --git a/internal/corazawaf/transaction_test.go b/internal/corazawaf/transaction_test.go
index 938aef632..cf345164c 100644
--- a/internal/corazawaf/transaction_test.go
+++ b/internal/corazawaf/transaction_test.go
@@ -1159,7 +1159,7 @@ func makeTransaction(t testing.TB) *Transaction {
 	data := strings.Join(ht, "\r\n")
 	_, err := tx.ParseRequestReader(strings.NewReader(data))
 	if err != nil {
-		panic(err)
+		t.Fatal(err)
 	}
 	return tx
 }
@@ -1199,7 +1199,7 @@ func makeTransactionMultipart(t *testing.T) *Transaction {
 	data := strings.Join(ht, "\r\n")
 	_, err := tx.ParseRequestReader(strings.NewReader(data))
 	if err != nil {
-		panic(err)
+		t.Fatal(err)
 	}
 	return tx
 }