diff --git a/ARM_Tag_FW/nRF_Bootloader/.gitignore b/ARM_Tag_FW/nRF_Bootloader/.gitignore
index 3299f5e1..b9f3806a 100644
--- a/ARM_Tag_FW/nRF_Bootloader/.gitignore
+++ b/ARM_Tag_FW/nRF_Bootloader/.gitignore
@@ -1,3 +1,2 @@
 .pio
 .vscode
-core
diff --git a/ARM_Tag_FW/nRF_Bootloader/core/.gitignore b/ARM_Tag_FW/nRF_Bootloader/core/.gitignore
new file mode 100644
index 00000000..aabdaf40
--- /dev/null
+++ b/ARM_Tag_FW/nRF_Bootloader/core/.gitignore
@@ -0,0 +1,7 @@
+/appstate.json
+**/.cache/*
+
+# ignore all packages except framework-arduinonordicnrf5
+/packages/**/
+!/packages/framework-arduinonordicnrf5/
+!/packages/framework-arduinonordicnrf5/**
diff --git a/ARM_Tag_FW/nRF_Bootloader/core/packages/framework-arduinonordicnrf5 b/ARM_Tag_FW/nRF_Bootloader/core/packages/framework-arduinonordicnrf5
new file mode 120000
index 00000000..206014f4
--- /dev/null
+++ b/ARM_Tag_FW/nRF_Bootloader/core/packages/framework-arduinonordicnrf5
@@ -0,0 +1 @@
+../../../Newton_M3_nRF52811/core/packages/framework-arduinonordicnrf5
\ No newline at end of file
diff --git a/ARM_Tag_FW/nRF_Bootloader/core/platforms/nordicnrf52@9.6.0 b/ARM_Tag_FW/nRF_Bootloader/core/platforms/nordicnrf52@9.6.0
new file mode 120000
index 00000000..73138619
--- /dev/null
+++ b/ARM_Tag_FW/nRF_Bootloader/core/platforms/nordicnrf52@9.6.0
@@ -0,0 +1 @@
+../../../Newton_M3_nRF52811/core/platforms/nordicnrf52@9.6.0
\ No newline at end of file