diff --git a/src/normalize.c b/src/normalize.c
index cd2aa0b6..4d6b5a68 100644
--- a/src/normalize.c
+++ b/src/normalize.c
@@ -144,7 +144,7 @@ string_tree_t *normalize_string(char *str, uint64_t options) {
 }
 
 
-void add_normalized_token(string_tree_t *tree, char *str, token_t token, uint64_t options) {
+void add_token_alternatives(string_tree_t *tree, char *str, token_t token, uint64_t options) {
     size_t idx = 0;
 
     uint8_t *ptr = (uint8_t *)str + token.offset;
diff --git a/src/normalize.h b/src/normalize.h
index f98849f8..ef229b2b 100644
--- a/src/normalize.h
+++ b/src/normalize.h
@@ -39,7 +39,7 @@ char *normalize_string_utf8(char *str, uint64_t options);
 char *normalize_string_latin(char *str, size_t len, uint64_t options);
 
 // Takes NORMALIZE_TOKEN_* options
-bool add_token_alternatives(cstring_array *array, char *str, token_t token, uint64_t options);
+void add_token_alternatives(string_tree_t *tree, char *str, token_t token, uint64_t options);
 
 // Takes NORMALIZE_STRING_* options
 string_tree_t *normalize_string(char *str, uint64_t options);