diff --git a/source/dyaml/scanner.d b/source/dyaml/scanner.d
index 7b570c3..04473de 100644
--- a/source/dyaml/scanner.d
+++ b/source/dyaml/scanner.d
@@ -739,7 +739,7 @@ final class Scanner
         }
 
         /// Check if the next token is DOCUMENT-START:   ^ '---' (' '|'\n')
-        bool checkDocumentStart() @safe 
+        bool checkDocumentStart() @safe
         {
             // Check one char first, then all 3, to prevent reading outside the buffer.
             return reader_.column    == 0     &&