diff --git a/tests/fw_cfg-test.c b/tests/fw_cfg-test.c
index 1c5103fe1c..a370ad5667 100644
--- a/tests/fw_cfg-test.c
+++ b/tests/fw_cfg-test.c
@@ -128,6 +128,7 @@ int main(int argc, char **argv)
 
     ret = g_test_run();
 
+    pc_fw_cfg_uninit(fw_cfg);
     qtest_quit(s);
 
     return ret;