diff --git a/Net/src/SocketImpl.cpp b/Net/src/SocketImpl.cpp
index a3f9aa198d..536d0ed77d 100644
--- a/Net/src/SocketImpl.cpp
+++ b/Net/src/SocketImpl.cpp
@@ -56,7 +56,7 @@
 using sighandler_t = sig_t;
 #endif
 
-#if POCO_OS == POCO_OS_LINUX
+#if POCO_OS == POCO_OS_LINUX && !defined(POCO_EMSCRIPTEN)
 #include <sys/sendfile.h>
 #endif
 
@@ -1422,6 +1422,8 @@ Poco::Int64 _sendfile(poco_socket_t sd, FileIOS::NativeHandle fd, Poco::UInt64 o
 	{
 		sent = sentSize;
 	}
+#else
+	throw Poco::NotImplementedException("sendfile not implemented for this platform");
 #endif
 #endif
 	if (errno == EAGAIN || errno == EWOULDBLOCK) 
@@ -1438,7 +1440,8 @@ Poco::Int64 SocketImpl::sendFile(FileInputStream &fileInputStream, Poco::UInt64
 	std::streamoff sentSize = fileSize - offset;
 	Poco::Int64 sent = 0;
 	sighandler_t sigPrev = signal(SIGPIPE, SIG_IGN);
-	while (sent == 0) {
+	while (sent == 0)
+	{
 		errno = 0;
 		sent = _sendfile(_sockfd, fd, offset, sentSize);
 	}
diff --git a/Net/testsuite/src/SocketStreamTest.cpp b/Net/testsuite/src/SocketStreamTest.cpp
index 1901dc384e..d4b6e6ca9a 100644
--- a/Net/testsuite/src/SocketStreamTest.cpp
+++ b/Net/testsuite/src/SocketStreamTest.cpp
@@ -21,6 +21,7 @@
 #include "Poco/Stopwatch.h"
 #include "Poco/FileStream.h"
 #include "Poco/File.h"
+#include "Poco/Path.h"
 
 
 using Poco::Net::Socket;
@@ -127,7 +128,8 @@ void SocketStreamTest::testSendFile()
 {
 	const int fileSize = 64000;
 	std::string payload(fileSize, 'x');
-	const std::string fileName = "test.sendfile.txt";
+	Poco::Path testFilePath = Poco::Path::temp().append("test.sendfile.txt");
+	const std::string fileName = testFilePath.toString();
 	{
 		File f(fileName);
 		if (f.exists())
@@ -147,7 +149,15 @@ void SocketStreamTest::testSendFile()
 
 	Poco::UInt64 offset = 0;
 	Poco::Int64 sent = 0;
+	try
+	{
 	sent = ss.sendFile(fin);
+	}
+	catch (Poco::NotImplementedException &)
+	{
+		std::cout << "[NOT IMPLEMENTED]\n";
+		return;
+	}
 	assertTrue(sent >= 0);
 	while (sent < fileSize)
 	{