diff --git a/src/stack.c b/src/stack.c
index bdaca67..b084cbf 100644
--- a/src/stack.c
+++ b/src/stack.c
@@ -47,6 +47,7 @@ void libcdsb_stack_push_many(stack_t* x, size_t c, ...) {
             n->prev  = x->prev;
             n->value = x->value;
             x->prev  = n;
+            x->value = va_arg(args, void*);
         }
     }