diff --git a/tests/suites/test_suite_ctr_drbg.data b/tests/suites/test_suite_ctr_drbg.data
index f314ac603..028a07f80 100644
--- a/tests/suites/test_suite_ctr_drbg.data
+++ b/tests/suites/test_suite_ctr_drbg.data
@@ -1097,7 +1097,6 @@ CTR_DRBG Special Behaviours
 ctr_drbg_special_behaviours:
 
 CTR_DRBG Threads: no reseed
-depends_on:!MBEDTLS_CTR_DRBG_USE_128_BIT_KEY:!MBEDTLS_AES_ONLY_128_BIT_KEY_LENGTH
 ctr_drbg_threads:"1fafa98bc83d95e10f2d5ed339a553e1":0:5
 
 CTR_DRBG Threads: reseed
diff --git a/tests/suites/test_suite_ctr_drbg.function b/tests/suites/test_suite_ctr_drbg.function
index 504f28a6e..c60f8cd65 100644
--- a/tests/suites/test_suite_ctr_drbg.function
+++ b/tests/suites/test_suite_ctr_drbg.function
@@ -342,7 +342,7 @@ exit:
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:MBEDTLS_THREADING_PTHREAD */
+/* BEGIN_CASE depends_on:MBEDTLS_THREADING_PTHREAD:!MBEDTLS_CTR_DRBG_USE_128_BIT_KEY:!MBEDTLS_AES_ONLY_128_BIT_KEY_LENGTH */
 void ctr_drbg_threads(data_t *expected_result, int reseed, int arg_thread_count)
 {
     size_t thread_count = (size_t) arg_thread_count;