diff --git a/qemu/unicorn_common.h b/qemu/unicorn_common.h
index fb1084c8..c0cbe461 100644
--- a/qemu/unicorn_common.h
+++ b/qemu/unicorn_common.h
@@ -45,6 +45,7 @@ static void release_common(void *t)
     g_free(def->args_ct);
     g_free(def->sorted_args);
     g_free(s->tcg_op_defs);
+    g_free(s->code_gen_buffer);
 
     TCGPool *po, *to;
     for (po = s->pool_first; po; po = to) {