diff --git a/tests/ide-test.c b/tests/ide-test.c
index ffce6ed669..b7a97e9362 100644
--- a/tests/ide-test.c
+++ b/tests/ide-test.c
@@ -126,6 +126,8 @@ static void ide_test_start(const char *cmdline_fmt, ...)
 
 static void ide_test_quit(void)
 {
+    pc_alloc_uninit(guest_malloc);
+    guest_malloc = NULL;
     qtest_end();
 }