diff --git a/tests/suites/test_suite_camellia.function b/tests/suites/test_suite_camellia.function
index 1cef97a..8454c5f 100644
--- a/tests/suites/test_suite_camellia.function
+++ b/tests/suites/test_suite_camellia.function
@@ -67,7 +67,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE */
+/* BEGIN_CASE depends_on:!MBEDTLS_CIPHER_ENCRYPT_ONLY */
 void camellia_decrypt_ecb(data_t *key_str, data_t *src_str,
                           data_t *dst, int setkey_result)
 {