diff --git a/src/remote/remote_driver.c b/src/remote/remote_driver.c
index 58787cd26e..7cf61cf562 100644
--- a/src/remote/remote_driver.c
+++ b/src/remote/remote_driver.c
@@ -6886,7 +6886,8 @@ remoteDomainMigrateBegin3Params(virDomainPtr domain,
 
     if (virTypedParamsSerialize(params, nparams,
                                 (virTypedParameterRemotePtr *) &args.params.params_val,
-                                &args.params.params_len, 0) < 0) {
+                                &args.params.params_len,
+                                VIR_TYPED_PARAM_STRING_OKAY) < 0) {
         xdr_free((xdrproc_t) xdr_remote_domain_migrate_begin3_params_args,
                  (char *) &args);
         goto cleanup;
@@ -6953,7 +6954,8 @@ remoteDomainMigratePrepare3Params(virConnectPtr dconn,
 
     if (virTypedParamsSerialize(params, nparams,
                                 (virTypedParameterRemotePtr *) &args.params.params_val,
-                                &args.params.params_len, 0) < 0) {
+                                &args.params.params_len,
+                                VIR_TYPED_PARAM_STRING_OKAY) < 0) {
         xdr_free((xdrproc_t) xdr_remote_domain_migrate_prepare3_params_args,
                  (char *) &args);
         goto cleanup;
@@ -7040,7 +7042,8 @@ remoteDomainMigratePrepareTunnel3Params(virConnectPtr dconn,
 
     if (virTypedParamsSerialize(params, nparams,
                                 (virTypedParameterRemotePtr *) &args.params.params_val,
-                                &args.params.params_len, 0) < 0) {
+                                &args.params.params_len,
+                                VIR_TYPED_PARAM_STRING_OKAY) < 0) {
         xdr_free((xdrproc_t) xdr_remote_domain_migrate_prepare_tunnel3_params_args,
                  (char *) &args);
         goto cleanup;
@@ -7129,7 +7132,8 @@ remoteDomainMigratePerform3Params(virDomainPtr dom,
 
     if (virTypedParamsSerialize(params, nparams,
                                 (virTypedParameterRemotePtr *) &args.params.params_val,
-                                &args.params.params_len, 0) < 0) {
+                                &args.params.params_len,
+                                VIR_TYPED_PARAM_STRING_OKAY) < 0) {
         xdr_free((xdrproc_t) xdr_remote_domain_migrate_perform3_params_args,
                  (char *) &args);
         goto cleanup;
@@ -7201,7 +7205,8 @@ remoteDomainMigrateFinish3Params(virConnectPtr dconn,
 
     if (virTypedParamsSerialize(params, nparams,
                                 (virTypedParameterRemotePtr *) &args.params.params_val,
-                                &args.params.params_len, 0) < 0) {
+                                &args.params.params_len,
+                                VIR_TYPED_PARAM_STRING_OKAY) < 0) {
         xdr_free((xdrproc_t) xdr_remote_domain_migrate_finish3_params_args,
                  (char *) &args);
         goto cleanup;
@@ -7275,7 +7280,8 @@ remoteDomainMigrateConfirm3Params(virDomainPtr domain,
 
     if (virTypedParamsSerialize(params, nparams,
                                 (virTypedParameterRemotePtr *) &args.params.params_val,
-                                &args.params.params_len, 0) < 0) {
+                                &args.params.params_len,
+                                VIR_TYPED_PARAM_STRING_OKAY) < 0) {
         xdr_free((xdrproc_t) xdr_remote_domain_migrate_confirm3_params_args,
                  (char *) &args);
         goto cleanup;
diff --git a/src/rpc/gendispatch.pl b/src/rpc/gendispatch.pl
index 658efaeef9..5c99409edb 100755
--- a/src/rpc/gendispatch.pl
+++ b/src/rpc/gendispatch.pl
@@ -1215,7 +1215,8 @@ elsif ($mode eq "client") {
                     push(@args_list, "int n$1");
                     push(@setters_list2, "if (virTypedParamsSerialize($1, n$1,\n" .
                                          "                                (virTypedParameterRemotePtr *) &args.$1.$1_val,\n" .
-                                         "                                &args.$1.$1_len, 0) < 0) {\n" .
+                                         "                                &args.$1.$1_len,\n" .
+                                         "                                VIR_TYPED_PARAM_STRING_OKAY) < 0) {\n" .
                                          "        xdr_free((xdrproc_t)xdr_$call->{args}, (char *)&args);\n" .
                                          "        goto done;\n" .
                                          "    }");