diff --git a/subsys/modem/backends/modem_backend_uart.c b/subsys/modem/backends/modem_backend_uart.c
index b77a7331899..eef72069ae7 100644
--- a/subsys/modem/backends/modem_backend_uart.c
+++ b/subsys/modem/backends/modem_backend_uart.c
@@ -9,9 +9,6 @@
 
 #include <zephyr/modem/backend/uart.h>
 
-#include <zephyr/logging/log.h>
-LOG_MODULE_REGISTER(modem_backend_uart, CONFIG_MODEM_MODULES_LOG_LEVEL);
-
 #include <string.h>
 
 static void modem_backend_uart_receive_ready_handler(struct k_work *item)
diff --git a/subsys/modem/backends/modem_backend_uart_async.c b/subsys/modem/backends/modem_backend_uart_async.c
index 9c06885aec1..df0a1595dc4 100644
--- a/subsys/modem/backends/modem_backend_uart_async.c
+++ b/subsys/modem/backends/modem_backend_uart_async.c
@@ -7,7 +7,7 @@
 #include "modem_backend_uart_async.h"
 
 #include <zephyr/logging/log.h>
-LOG_MODULE_DECLARE(modem_backend_uart, CONFIG_MODEM_MODULES_LOG_LEVEL);
+LOG_MODULE_REGISTER(modem_backend_uart_async, CONFIG_MODEM_MODULES_LOG_LEVEL);
 
 #include <zephyr/kernel.h>
 #include <string.h>
diff --git a/subsys/modem/backends/modem_backend_uart_isr.c b/subsys/modem/backends/modem_backend_uart_isr.c
index 9eed7913496..bfa807c1a69 100644
--- a/subsys/modem/backends/modem_backend_uart_isr.c
+++ b/subsys/modem/backends/modem_backend_uart_isr.c
@@ -7,7 +7,7 @@
 #include "modem_backend_uart_isr.h"
 
 #include <zephyr/logging/log.h>
-LOG_MODULE_DECLARE(modem_backend_uart, CONFIG_MODEM_MODULES_LOG_LEVEL);
+LOG_MODULE_REGISTER(modem_backend_uart_isr, CONFIG_MODEM_MODULES_LOG_LEVEL);
 
 #include <string.h>