diff --git a/core-writer/test/mock/udp.hpp b/core-writer/test/mock/udp.hpp
index 9e23039..1cef271 100644
--- a/core-writer/test/mock/udp.hpp
+++ b/core-writer/test/mock/udp.hpp
@@ -1,7 +1,7 @@
 #ifndef MOCK_UDP_H
 #define MOCK_UDP_H
 
-const int UDP_PORT(13000);
+const int MOCK_UDP_PORT(13000);
 
 sockaddr_in get_server_address(uint16_t udp_port)
 {
diff --git a/core-writer/test/test_UdpReceiver.cpp b/core-writer/test/test_UdpReceiver.cpp
index 3af65e1..4f215e5 100644
--- a/core-writer/test/test_UdpReceiver.cpp
+++ b/core-writer/test/test_UdpReceiver.cpp
@@ -7,7 +7,7 @@
 
 TEST(UdpReceiver, simple_recv)
 {
-    uint16_t udp_port = 12000;
+    uint16_t udp_port = MOCK_UDP_PORT;
 
     auto send_socket_fd = socket(AF_INET,SOCK_DGRAM,0);
     ASSERT_TRUE(send_socket_fd >= 0);
@@ -48,7 +48,7 @@ TEST(UdpReceiver, simple_recv)
 
 TEST(UdpReceiver, false_recv)
 {
-    uint16_t udp_port = 12000;
+    uint16_t udp_port = MOCK_UDP_PORT;
 
     auto send_socket_fd = socket(AF_INET,SOCK_DGRAM,0);
     ASSERT_TRUE(send_socket_fd >= 0);