diff --git a/docs/enode-pls-syntax.txt b/docs/enode-pls-syntax.txt
index 27fafb1..aabfa07 100755
--- a/docs/enode-pls-syntax.txt
+++ b/docs/enode-pls-syntax.txt
@@ -31,4 +31,5 @@ type_definition ::=
 subtype_definition ::=
    subtype_definition ::=
 SUBTYPE subtype_name IS base_type
-   [ (constraint) ] [ NOT NULL ];
\ No newline at end of file
+   [ (constraint) ] [ NOT NULL ];
+