diff --git a/lib/std/net.zig b/lib/std/net.zig
index d6dba254e5..98400f23cb 100644
--- a/lib/std/net.zig
+++ b/lib/std/net.zig
@@ -1303,7 +1303,7 @@ pub const StreamServer = struct {
     pub fn listen(self: *StreamServer, address: Address) !void {
         const nonblock = if (std.io.is_async) os.SOCK_NONBLOCK else 0;
         const sock_flags = os.SOCK_STREAM | os.SOCK_CLOEXEC | nonblock;
-        const proto = if (address.any.family == os.AF_UNIX) u32(0) else os.IPPROTO_TCP;
+        const proto = if (address.any.family == os.AF_UNIX) @as(u32, 0) else os.IPPROTO_TCP;
         const sockfd = try os.socket(address.any.family, sock_flags, proto);
         self.sockfd = sockfd;
         errdefer {