diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_Plus_TCP_Echo_Qemu_mps2/Readme_TapNetworking.md b/FreeRTOS-Plus/Demo/FreeRTOS_Plus_TCP_Echo_Qemu_mps2/Readme_TapNetworking.md
index 67ffaeab8..fea183bdc 100644
--- a/FreeRTOS-Plus/Demo/FreeRTOS_Plus_TCP_Echo_Qemu_mps2/Readme_TapNetworking.md
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_Plus_TCP_Echo_Qemu_mps2/Readme_TapNetworking.md
@@ -316,10 +316,10 @@ echo $ECHO_SERVER_IP_ADDRESS
 
 7. The echo server is assumed to be on port 7, which is the standard echo
 protocol port. You can change the port to any other listening port (e.g. 3682 ).
-Set `configECHO_PORT` to the value of this port.
+Set `echoECHO_PORT` to the value of this port.
 
 ```c
-#define configECHO_PORT          ( 7 )
+#define echoECHO_PORT          ( 7 )
 ```
 
 8. Build:
diff --git a/FreeRTOS-Plus/Demo/FreeRTOS_Plus_TCP_Echo_Qemu_mps2/Readme_UserNetworking.md b/FreeRTOS-Plus/Demo/FreeRTOS_Plus_TCP_Echo_Qemu_mps2/Readme_UserNetworking.md
index 4c5104aa7..ae3e5312e 100644
--- a/FreeRTOS-Plus/Demo/FreeRTOS_Plus_TCP_Echo_Qemu_mps2/Readme_UserNetworking.md
+++ b/FreeRTOS-Plus/Demo/FreeRTOS_Plus_TCP_Echo_Qemu_mps2/Readme_UserNetworking.md
@@ -92,10 +92,10 @@ Do the following steps on the host machine:
 
 1. The echo server is assumed to be on port 7, which is the standard echo
 protocol port. You can change the port to any other listening port (e.g. 3682 ).
-Set `configECHO_PORT` to the value of this port.
+Set `echoECHO_PORT` to the value of this port.
 
 ```c
-#define configECHO_PORT          ( 7 )
+#define echoECHO_PORT          ( 7 )
 ```
 
 2. Build: