diff --git a/plugins/sudoers/regress/fuzz/fuzz_policy.c b/plugins/sudoers/regress/fuzz/fuzz_policy.c
index 7f8b80dc2..2a18c46f9 100644
--- a/plugins/sudoers/regress/fuzz/fuzz_policy.c
+++ b/plugins/sudoers/regress/fuzz/fuzz_policy.c
@@ -341,7 +341,10 @@ LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
     }
 
     /* Free resources. */
-    sudoers_policy.close(0, 0);
+    if (sudoers_policy.close != NULL)
+	sudoers_policy.close(0, 0);
+    else
+	sudoers_cleanup();
 
     /* Call a second time to free old env pointer. */
     env_init(NULL);