diff --git a/tools/testing/selftests/net/openvswitch/ovs-dpctl.py b/tools/testing/selftests/net/openvswitch/ovs-dpctl.py
index 3243c90d449e..5d467d1993cb 100644
--- a/tools/testing/selftests/net/openvswitch/ovs-dpctl.py
+++ b/tools/testing/selftests/net/openvswitch/ovs-dpctl.py
@@ -62,7 +62,7 @@ class OvsDatapath(GenericNetlinkSocket):
         nla_map = (
             ("OVS_DP_ATTR_UNSPEC", "none"),
             ("OVS_DP_ATTR_NAME", "asciiz"),
-            ("OVS_DP_ATTR_UPCALL_PID", "uint32"),
+            ("OVS_DP_ATTR_UPCALL_PID", "array(uint32)"),
             ("OVS_DP_ATTR_STATS", "dpstats"),
             ("OVS_DP_ATTR_MEGAFLOW_STATS", "megaflowstats"),
             ("OVS_DP_ATTR_USER_FEATURES", "uint32"),