diff --git a/tests/api.c b/tests/api.c
index 6b7787971..f5a3f5186 100644
--- a/tests/api.c
+++ b/tests/api.c
@@ -3770,6 +3770,8 @@ static int test_wc_Des3_SetIV (void)
         ret = wc_Des3_SetIV(NULL, iv);
         if (ret == BAD_FUNC_ARG) {
             ret = wc_Des3_SetIV(&des, NULL);
+        } else if (ret == 0) {
+            ret = SSL_FATAL_ERROR;
         }
     }
 
@@ -3826,6 +3828,9 @@ static int test_wc_Des3_SetKey (void)
             /* Default case. Should return 0. */
             ret = wc_Des3_SetKey(&des, key, NULL, DES_ENCRYPTION);
         }
+        if (ret == 0) {
+            ret = SSL_FATAL_ERROR;
+        }
     } /* END if ret != 0 */
 
     printf(resultFmt, ret == 0 ? passed : failed);