diff --git a/examples/unix/sock-client.py b/examples/unix/sock-client.py
index d5d502147..08a39b196 100644
--- a/examples/unix/sock-client.py
+++ b/examples/unix/sock-client.py
@@ -1,22 +1,32 @@
-mod = rawsocket
-s = mod.socket()
+try:
+    import rawsocket as _socket
+except:
+    import _socket
+
+
+s = _socket.socket()
 
 if 1:
-    ai = mod.getaddrinfo("google.com", 80)
+    ai = _socket.getaddrinfo("google.com", 80)
     print("Address infos:", ai)
     addr = ai[0][4]
 else:
-    # Deprecated way to construct connection address
-    addr = mod.sockaddr_in()
+    # Deprecated ways to construct connection address
+    addr = _socket.sockaddr_in()
     addr.sin_family = 2
     #addr.sin_addr = (0x0100 << 16) + 0x007f
     #addr.sin_addr = (0x7f00 << 16) + 0x0001
-    #addr.sin_addr = mod.inet_aton("127.0.0.1")
-    addr.sin_addr = mod.gethostbyname("google.com")
-    addr.sin_port = mod.htons(80)
+    #addr.sin_addr = _socket.inet_aton("127.0.0.1")
+    addr.sin_addr = _socket.gethostbyname("google.com")
+    addr.sin_port = _socket.htons(80)
 
 print("Connect address:", addr)
 s.connect(addr)
 
-s.write("GET / HTTP/1.0\n\n")
-print(s.readall())
+if 0:
+    # MicroPython rawsocket module supports file interface directly
+    s.write("GET / HTTP/1.0\n\n")
+    print(s.readall())
+else:
+    s.send(b"GET / HTTP/1.0\n\n")
+    print(s.recv(4096))
diff --git a/examples/unix/sock-server.py b/examples/unix/sock-server.py
index c39a0af21..ed14b7f31 100644
--- a/examples/unix/sock-server.py
+++ b/examples/unix/sock-server.py
@@ -1,7 +1,18 @@
-mod = rawsocket
-s = mod.socket()
+try:
+    import rawsocket as socket
+except:
+    import socket
 
-ai = mod.getaddrinfo("127.0.0.1", 8080)
+
+CONTENT = """\
+HTTP/1.0 200 OK
+
+Hello #{} from MicroPython!
+"""
+
+s = socket.socket()
+
+ai = socket.getaddrinfo("127.0.0.1", 8080)
 print("Bind address info:", ai)
 addr = ai[0][4]
 
@@ -17,12 +28,13 @@ while True:
     print("Client address:", client_addr)
     print("Client socket:", client_s)
     print("Request:")
-    print(client_s.read(4096))
-    #print(client_s.readall())
-    client_s.write("""\
-HTTP/1.0 200 OK
-
-Hello #{} from MicroPython!
-""".format(counter))
+    if 0:
+        # MicroPython rawsocket module supports file interface directly
+        print(client_s.read(4096))
+        #print(client_s.readall())
+        client_s.write(CONTENT.format(counter))
+    else:
+        print(client_s.recv(4096))
+        client_s.send(bytes(CONTENT.format(counter), "ascii"))
     client_s.close()
     counter += 1