diff --git a/app/boards/native_posix_64.overlay b/app/boards/native_posix_64.overlay
index 71076f64..149218e5 100644
--- a/app/boards/native_posix_64.overlay
+++ b/app/boards/native_posix_64.overlay
@@ -5,6 +5,7 @@
 / {
     chosen {
         zmk,kscan = &kscan;
+        zephyr,shell-uart = &uart0;
     };
 
     kscan: kscan {
@@ -17,3 +18,7 @@
         events = <>;
     };
 };
+
+&uart0 {
+    status = "okay";
+};
\ No newline at end of file
diff --git a/app/boards/native_posix_shell_test_extra.conf b/app/boards/native_posix_shell_test_extra.conf
new file mode 100644
index 00000000..19f8440d
--- /dev/null
+++ b/app/boards/native_posix_shell_test_extra.conf
@@ -0,0 +1,16 @@
+CONFIG_SERIAL=y
+CONFIG_UART_NATIVE_POSIX=y
+#CONFIG_NATIVE_UART_0_ON_OWN_PTY=y
+CONFIG_NATIVE_UART_0_ON_STDINOUT=y
+
+CONFIG_SHELL=y
+CONFIG_SHELL_BACKEND_SERIAL=y
+CONFIG_ZMK_SHELL_KEY_POSITIONS=y
+CONFIG_SHELL_BACKEND_SERIAL_RX_RING_BUFFER_SIZE=1024
+
+CONFIG_SHELL_PROMPT_UART="zmk> "
+
+#CONFIG_SHELL_BACKEND_SERIAL_INTERRUPT_DRIVEN=n
+#CONFIG_UART_INTERRUPT_DRIVEN=n
+#CONFIG_UART_LINE_CTRL=n
+#CONFIG_SHELL_BACKEND_SERIAL_CHECK_DTR=n
\ No newline at end of file