diff --git a/gebs.h b/gebs.h
index 4d9fd4e..77e2a7a 100644
--- a/gebs.h
+++ b/gebs.h
@@ -302,6 +302,7 @@ typedef struct {
         for (size_t __i = 0; __i < __size; __i++) { \
             gebs_sb_append_char_alloc((alloc), (sb), __buf[__i]); \
         } \
+        gebs_free((alloc), __buf); \
     } \
     __ret; \
 })