diff --git a/Cargo.lock b/Cargo.lock
index e157cac7d1..01f6e8a1a2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6343,7 +6343,7 @@ dependencies = [
 [[package]]
 name = "oxnet"
 version = "0.1.0"
-source = "git+https://github.com/oxidecomputer/oxnet?branch=main#1c5ef4dc3542f5bf544c74519d522b147bfeb8d0"
+source = "git+https://github.com/oxidecomputer/oxnet?branch=main#42b4d3c77c7f5f2636cd6c4bbf37ac3eada047e0"
 dependencies = [
  "ipnetwork",
  "schemars",
diff --git a/nexus/reconfigurator/planning/tests/output/planner_nonprovisionable_2_2a.txt b/nexus/reconfigurator/planning/tests/output/planner_nonprovisionable_2_2a.txt
index 648c082c0f..fa61fa2758 100644
--- a/nexus/reconfigurator/planning/tests/output/planner_nonprovisionable_2_2a.txt
+++ b/nexus/reconfigurator/planning/tests/output/planner_nonprovisionable_2_2a.txt
@@ -196,12 +196,10 @@ ERRORS:
                 ),
             ),
             subnet: V4(
-                Ipv4Net(
-                    Ipv4Network {
-                        addr: 172.30.2.0,
-                        prefix: 24,
-                    },
-                ),
+                Ipv4Net {
+                    addr: 172.30.2.0,
+                    width: 24,
+                },
             ),
             vni: Vni(
                 100,