1 files changed, 4 insertions, 4 deletions
diff --git a/src/types/str.h b/src/types/str.h
index 1f50eab..86490cc 100644
--- a/src/types/str.h
+++ b/src/types/str.h
@@ -11,11 +11,11 @@ typedef struct {
   char* c; 
 } str;
 
-str* str_initl(char*, size_t len);
-str* str_init(char*);
+str* str_initl(const char*, size_t len);
+str* str_init(const char*);
 void str_free(str*);
-void str_push(str*, char*);
-void str_pushl(str*, char*, size_t);
+void str_push(str*, const char*);
+void str_pushl(str*, const char*, size_t);
 void str_clear(str*);
 void str_popf(str*, int);
 void str_popb(str*, int);