diff --git a/tests/test_check.c b/tests/test_check.c
index 58813a58..9d2d6094 100644
--- a/tests/test_check.c
+++ b/tests/test_check.c
@@ -24,65 +24,64 @@ static const uint8_t test_unaligned[12]
 		= { 120, 120, 120, 49, 50, 51, 52, 53, 54, 55, 56, 57 };
 
 
-static bool
+static void
 test_crc32(void)
 {
-	static const uint32_t test_vector = 0xCBF43926;
+	// CRC32 is always enabled.
+	assert_true(lzma_check_is_supported(LZMA_CHECK_CRC32));
+
+	const uint32_t test_vector = 0xCBF43926;
 
 	// Test 1
-	uint32_t crc = lzma_crc32(test_string, sizeof(test_string), 0);
-	if (crc != test_vector)
-		return true;
+	assert_uint_eq(lzma_crc32(test_string, sizeof(test_string), 0),
+			test_vector);
 
 	// Test 2
-	crc = lzma_crc32(test_unaligned + 3, sizeof(test_string), 0);
-	if (crc != test_vector)
-		return true;
+	assert_uint_eq(lzma_crc32(test_unaligned + 3, sizeof(test_string), 0),
+			test_vector);
 
 	// Test 3
-	crc = 0;
+	uint32_t crc = 0;
 	for (size_t i = 0; i < sizeof(test_string); ++i)
 		crc = lzma_crc32(test_string + i, 1, crc);
-	if (crc != test_vector)
-		return true;
-
-	return false;
+	assert_uint_eq(crc, test_vector);
 }
 
 
-static bool
+static void
 test_crc64(void)
 {
-	static const uint64_t test_vector = 0x995DC9BBDF1939FA;
+	// CRC64 can be disabled.
+	if (!lzma_check_is_supported(LZMA_CHECK_CRC64))
+		assert_skip("CRC64 support is disabled");
+
+	// If CRC64 is disabled then lzma_crc64() will be missing.
+	// Using an ifdef here avoids a linker error.
+#ifdef HAVE_CHECK_CRC64
+	const uint64_t test_vector = 0x995DC9BBDF1939FA;
 
 	// Test 1
-	uint64_t crc = lzma_crc64(test_string, sizeof(test_string), 0);
-	if (crc != test_vector)
-		return true;
+	assert_uint_eq(lzma_crc64(test_string, sizeof(test_string), 0),
+			test_vector);
 
 	// Test 2
-	crc = lzma_crc64(test_unaligned + 3, sizeof(test_string), 0);
-	if (crc != test_vector)
-		return true;
+	assert_uint_eq(lzma_crc64(test_unaligned + 3, sizeof(test_string), 0),
+			test_vector);
 
 	// Test 3
-	crc = 0;
+	uint64_t crc = 0;
 	for (size_t i = 0; i < sizeof(test_string); ++i)
 		crc = lzma_crc64(test_string + i, 1, crc);
-	if (crc != test_vector)
-		return true;
-
-	return false;
+	assert_uint_eq(crc, test_vector);
+#endif
 }
 
 
-int
-main(void)
+extern int
+main(int argc, char **argv)
 {
-	bool error = false;
-
-	error |= test_crc32();
-	error |= test_crc64();
-
-	return error ? 1 : 0;
+	tuktest_start(argc, argv);
+	tuktest_run(test_crc32);
+	tuktest_run(test_crc64);
+	return tuktest_end();
 }