diff --git a/src/token/Tokenize.go b/src/token/Tokenize.go
index 9178314..f7c540b 100644
--- a/src/token/Tokenize.go
+++ b/src/token/Tokenize.go
@@ -9,7 +9,7 @@ func Tokenize(buffer []byte) List {
 
 	for i < Position(len(buffer)) {
 		switch buffer[i] {
-		case ' ', '\t':
+		case ' ', '\t', '\r':
 		case ',':
 			tokens = append(tokens, Token{Kind: Separator, Position: i, Length: 1})
 		case '(':