diff --git a/Libraries/LibCore/TCPServer.cpp b/Libraries/LibCore/TCPServer.cpp
index c751b3395a..83ebd867fd 100644
--- a/Libraries/LibCore/TCPServer.cpp
+++ b/Libraries/LibCore/TCPServer.cpp
@@ -53,6 +53,7 @@ TCPServer::TCPServer(Object* parent)
 
 TCPServer::~TCPServer()
 {
+    ::close(m_fd);
 }
 
 bool TCPServer::listen(const IPv4Address& address, u16 port)