diff --git a/source/eventcore/drivers/posix/sockets.d b/source/eventcore/drivers/posix/sockets.d
index d67743f..0a3d6f1 100644
--- a/source/eventcore/drivers/posix/sockets.d
+++ b/source/eventcore/drivers/posix/sockets.d
@@ -25,6 +25,8 @@ version (linux) {
 	extern (C) int accept4(int sockfd, sockaddr *addr, socklen_t *addrlen, int flags) nothrow @nogc;
 	static if (!is(typeof(SOCK_NONBLOCK)))
 		enum SOCK_NONBLOCK = 0x800;
+	static if (!is(typeof(SOCK_CLOEXEC)))
+		enum SOCK_CLOEXEC = 0x80000;
 
 	static if (__VERSION__ < 2077)
 	{
@@ -230,12 +232,13 @@ final class PosixEventDriverSockets(Loop : PosixEventLoop) : EventDriverSockets
 		sockaddr_storage addr;
 		socklen_t addr_len = addr.sizeof;
 		version (linux) {
-			() @trusted { sockfd = accept4(cast(sock_t)listenfd, () @trusted { return cast(sockaddr*)&addr; } (), &addr_len, SOCK_NONBLOCK); } ();
+			() @trusted { sockfd = accept4(cast(sock_t)listenfd, () @trusted { return cast(sockaddr*)&addr; } (), &addr_len, SOCK_NONBLOCK | SOCK_CLOEXEC); } ();
 			if (sockfd == -1) return;
 		} else {
 			() @trusted { sockfd = accept(cast(sock_t)listenfd, () @trusted { return cast(sockaddr*)&addr; } (), &addr_len); } ();
 			if (sockfd == -1) return;
 			setSocketNonBlocking(cast(SocketFD)sockfd);
+			setSocketCloseOnExec(cast(SocketFD)sockfd);
 		}
 		auto fd = cast(StreamSocketFD)sockfd;
 		m_loop.initFD(fd, FDFlags.none);
@@ -927,6 +930,13 @@ private void setSocketNonBlocking(SocketFD sockfd)
 	}
 }
 
+private void setSocketCloseOnExec(SocketFD sockfd)
+@nogc nothrow {
+	version (Windows) {} else {
+		() @trusted { fcntl(cast(int)sockfd, F_SETFL, O_CLOEXEC, 1); } ();
+	}
+}
+
 private int getSocketError()
 @nogc nothrow {
 	version (Windows) return WSAGetLastError();