1 files changed, 3 insertions, 3 deletions

diff --git a/src/sp_config.h b/src/sp_config.h
index e7d4e4d..ec73310 100644
--- a/src/sp_config.h
+++ b/src/sp_config.h
@@ -177,7 +177,7 @@ typedef struct {
   HashTable *entries;  // ht of sp_ini_entry
 } sp_config_ini;
 
-#define SP_PARSE_FN_(fname, kwvar) int fname(char *token, sp_parsed_keyword *kwvar, void *retval)
+#define SP_PARSE_FN_(fname, kwvar) int fname(char const *const token, sp_parsed_keyword *kwvar, void *retval)
 #define SP_PARSE_FN(fname) SP_PARSE_FN_(fname, parsed_rule)
 #define SP_PARSEKW_FN(fname) SP_PARSE_FN_(fname, kw)
 
@@ -270,9 +270,9 @@ typedef struct {
 
 #define SP_TOKEN_LIST "list"
 
-zend_result sp_process_rule(sp_parsed_keyword *parsed_rule, sp_config_keyword *config_keywords);
+zend_result sp_process_rule(sp_parsed_keyword *parsed_rule, const sp_config_keyword *const config_keywords);
 
-zend_result sp_parse_config(const char *filename);
+zend_result sp_parse_config(const char *const filename);
 
 #define SP_PARSE_CHECK_ARG_EXISTS(value) \
 if (!value) { \