diff --git a/src/common/vector.c b/src/common/vector.c
index f5c23df1..f26a833a 100644
--- a/src/common/vector.c
+++ b/src/common/vector.c
@@ -32,7 +32,7 @@ void c11_vector__reserve(c11_vector* self, int capacity) {
     if(capacity < 4) capacity = 4;
     if(capacity <= self->capacity) return;
     // self->elem_size * capacity may overflow
-    self->data = realloc(self->data, (size_t)self->elem_size * (size_t)capacity);
+    self->data = PK_REALLOC(self->data, (size_t)self->elem_size * (size_t)capacity);
     if(self->data == NULL) c11__abort("c11_vector__reserve(): out of memory");
     self->capacity = capacity;
 }