diff --git a/lib/std/net/test.zig b/lib/std/net/test.zig
index caac8f4e6c..69f40aba9e 100644
--- a/lib/std/net/test.zig
+++ b/lib/std/net/test.zig
@@ -356,6 +356,7 @@ test "non-blocking tcp server" {
     defer socket_file.close();
 
     var client = try server.accept();
+    defer client.stream.close();
     const stream = client.stream.writer();
     try stream.print("hello from server\n", .{});