diff --git a/test/lib/test_crypt.c b/test/lib/test_crypt.c
new file mode 100644
index 0000000..277e4ef
--- /dev/null
+++ b/test/lib/test_crypt.c
@@ -0,0 +1,44 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (c) 2021 Steffen Jaeckel
+ *
+ * Unit test for crypt-style password hashing
+ */
+
+#include <common.h>
+#include <test/lib.h>
+#include <test/test.h>
+#include <test/ut.h>
+
+#include <crypt.h>
+
+/**
+ * lib_crypt() - unit test for crypt-style password hashing
+ *
+ * @uts:	unit test state
+ * Return:	0 = success, 1 = failure
+ */
+static int lib_crypt(struct unit_test_state *uts)
+{
+	int equals = 0;
+
+	if (IS_ENABLED(CONFIG_CRYPT_PW_SHA256)) {
+		crypt_compare(
+			"$5$rounds=640000$TM4lL4zXDG7F4aRX$JM7a9wmvodnA0WasjTztj6mxg.KVuk6doQ/eBhdcapB",
+			"password", &equals);
+		ut_assertf(equals == 1,
+			   "crypt-sha256 password hash didn't match\n");
+	}
+	equals = 0;
+	if (IS_ENABLED(CONFIG_CRYPT_PW_SHA512)) {
+		crypt_compare(
+			"$6$rounds=640000$fCTP1F0N5JLq2eND$z5EzK5KZJA9JnOaj5d1Gg/2v6VqFOQJ3bVekWuCPauabutBt/8qzV1exJnytUyhbq3H0bSBXtodwNbtGEi/Tm/",
+			"password", &equals);
+		ut_assertf(equals == 1,
+			   "crypt-sha512 password hash didn't match\n");
+	}
+
+	return CMD_RET_SUCCESS;
+}
+
+LIB_TEST(lib_crypt, 0);