diff --git a/ffi/primitives/primitives_library/primitives.c b/ffi/primitives/primitives_library/primitives.c
index 2c13954..28658c7 100644
--- a/ffi/primitives/primitives_library/primitives.c
+++ b/ffi/primitives/primitives_library/primitives.c
@@ -12,7 +12,7 @@ int main()
     printf("3 + 5 = %d\n", sum(3, 5));
     int *mult = multiply(3, 5);
     printf("3 * 5 = %d\n", *mult);
-    free(mult);
+    free_pointer(mult);
     int sub_num = 3;
     printf("3 - 5 = %d\n", subtract(&sub_num, 5));
     return 0;