diff --git a/tests/test-crypto-block.c b/tests/test-crypto-block.c
index bd7fe593e3..fd29a045d2 100644
--- a/tests/test-crypto-block.c
+++ b/tests/test-crypto-block.c
@@ -28,7 +28,8 @@
 #include <sys/resource.h>
 #endif
 
-#if (defined(_WIN32) || defined RUSAGE_THREAD)
+#if (defined(_WIN32) || defined RUSAGE_THREAD) && \
+    (defined(CONFIG_NETTLE_KDF) || defined(CONFIG_GCRYPT_KDF))
 #define TEST_LUKS
 #else
 #undef TEST_LUKS