diff --git a/src/codegen_new/codegen_allocator.c b/src/codegen_new/codegen_allocator.c
index e5f31817f..3440a79aa 100644
--- a/src/codegen_new/codegen_allocator.c
+++ b/src/codegen_new/codegen_allocator.c
@@ -113,7 +113,7 @@ codegen_allocator_allocate(mem_block_t *parent, int code_block)
         } else {
             mem_code_block_t* mem_code_block = mem_code_block_head;
             while (mem_code_block) {
-                if (code_block != block->code_block) {
+                if (code_block != mem_code_block->number) {
                     codegen_delete_block(&codeblock[mem_code_block->number]);
                     if (mem_block_free_list)
                         goto block_allocate;