diff --git a/secure_fw/spm/spm_api.c b/secure_fw/spm/spm_api.c
index 2aeb903..d95bee4 100644
--- a/secure_fw/spm/spm_api.c
+++ b/secure_fw/spm/spm_api.c
@@ -151,6 +151,7 @@
 
             desc.args = args;
             desc.ns_caller = 0;
+            desc.iovec_api = TFM_SFN_API_IOVEC;
             desc.sfn = (sfn_t)part->static_data.partition_init;
             desc.sp_id = part->static_data.partition_id;
             res = tfm_core_sfn_request(&desc);