1 files changed, 1 insertions, 0 deletions
diff --git a/src/include/novel_types.h b/src/include/novel_types.h
index 6f33a9e..82a9947 100755
--- a/src/include/novel_types.h
+++ b/src/include/novel_types.h
@@ -125,6 +125,7 @@ enum AttachOption{
 
 #define MAX_PHRASE_LENGTH 16
 
+const phrase_token_t null_token = 0;
 const phrase_token_t sentence_start = 1;
 const phrase_token_t token_min = 0;
 const phrase_token_t token_max = UINT_MAX;