diff --git a/tests/suites/test_suite_oid.function b/tests/suites/test_suite_oid.function
index 5c56ef4..a255530 100644
--- a/tests/suites/test_suite_oid.function
+++ b/tests/suites/test_suite_oid.function
@@ -82,7 +82,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE */
+/* BEGIN_CASE depends_on:MBEDTLS_MD_C */
 void oid_get_md_alg_id( data_t *oid, int exp_md_id )
 {
     mbedtls_asn1_buf md_oid = { 0, 0, NULL };
diff --git a/tests/suites/test_suite_psa_crypto_se_driver_hal.function b/tests/suites/test_suite_psa_crypto_se_driver_hal.function
index 79d658f..9f68491 100644
--- a/tests/suites/test_suite_psa_crypto_se_driver_hal.function
+++ b/tests/suites/test_suite_psa_crypto_se_driver_hal.function
@@ -170,6 +170,7 @@
 }
 
 /* Null import: do nothing, but pretend it worked. */
+#if defined(AT_LEAST_ONE_BUILTIN_KDF)
 static psa_status_t null_import( psa_drv_se_context_t *context,
                                  psa_key_slot_number_t slot_number,
                                  const psa_key_attributes_t *attributes,
@@ -186,8 +187,10 @@
     *bits = PSA_BYTES_TO_BITS( data_length );
     return( PSA_SUCCESS );
 }
+#endif /* AT_LEAST_ONE_BUILTIN_KDF */
 
 /* Null generate: do nothing, but pretend it worked. */
+#if defined(AT_LEAST_ONE_BUILTIN_KDF)
 static psa_status_t null_generate( psa_drv_se_context_t *context,
                                    psa_key_slot_number_t slot_number,
                                    const psa_key_attributes_t *attributes,
@@ -208,6 +211,7 @@
 
     return( PSA_SUCCESS );
 }
+#endif /* AT_LEAST_ONE_BUILTIN_KDF */
 
 /* Null destroy: do nothing, but pretend it worked. */
 static psa_status_t null_destroy( psa_drv_se_context_t *context,
@@ -635,6 +639,7 @@
 /* Check that a function's return status is "smoke-free", i.e. that
  * it's an acceptable error code when calling an API function that operates
  * on a key with potentially bogus parameters. */
+#if defined(AT_LEAST_ONE_BUILTIN_KDF)
 static int is_status_smoke_free( psa_status_t status )
 {
     switch( status )
@@ -651,6 +656,8 @@
             return( 0 );
     }
 }
+#endif /* AT_LEAST_ONE_BUILTIN_KDF */
+
 #define SMOKE_ASSERT( expr )                    \
     TEST_ASSERT( is_status_smoke_free( expr ) )
 
@@ -658,6 +665,7 @@
  * mostly bogus parameters: the goal is to ensure that there is no memory
  * corruption or crash. This test function is most useful when run under
  * an environment with sanity checks such as ASan or MSan. */
+#if defined(AT_LEAST_ONE_BUILTIN_KDF)
 static int smoke_test_key( mbedtls_svc_key_id_t key )
 {
     int ok = 0;
@@ -766,6 +774,7 @@
 
     return( ok );
 }
+#endif /* AT_LEAST_ONE_BUILTIN_KDF */
 
 static void psa_purge_storage( void )
 {
@@ -1073,7 +1082,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE */
+/* BEGIN_CASE depends_on:AT_LEAST_ONE_BUILTIN_KDF */
 void import_key_smoke( int type_arg, int alg_arg,
                        data_t *key_material )
 {
@@ -1186,7 +1195,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE */
+/* BEGIN_CASE depends_on:AT_LEAST_ONE_BUILTIN_KDF */
 void generate_key_smoke( int type_arg, int bits_arg, int alg_arg )
 {
     psa_key_type_t type = type_arg;
diff --git a/tests/suites/test_suite_x509parse.function b/tests/suites/test_suite_x509parse.function
index fea02f3..c1d4407 100644
--- a/tests/suites/test_suite_x509parse.function
+++ b/tests/suites/test_suite_x509parse.function
@@ -87,7 +87,7 @@
 
     return -1;
 }
-
+#if defined(MBEDTLS_X509_CRT_PARSE_C)
 int ca_callback( void *data, mbedtls_x509_crt const *child,
                  mbedtls_x509_crt **candidates )
 {
@@ -141,6 +141,7 @@
     *candidates = first;
     return( ret );
 }
+#endif /* MBEDTLS_X509_CRT_PARSE_C */
 #endif /* MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK */
 
 int verify_fatal( void *data, mbedtls_x509_crt *crt, int certificate_depth, uint32_t *flags )