diff --git a/lib/std/net.zig b/lib/std/net.zig
index 490079dd2b4fede947d54389b8c5604cf0926fd6..28967cba55ac35a1cdbe2716bbb29a95aadf4f01 100644
--- a/lib/std/net.zig
+++ b/lib/std/net.zig
@@ -264,6 +264,7 @@ pub const Ip4Address = extern struct {
             error.InvalidEnd,
             error.InvalidCharacter,
             error.Incomplete,
+            error.NonCanonical,
             => {},
         }
         return error.InvalidIPAddressFormat;