diff --git a/firmware/setup_linux_environment.sh b/firmware/setup_linux_environment.sh
index caca735d5b..3735da8553 100755
--- a/firmware/setup_linux_environment.sh
+++ b/firmware/setup_linux_environment.sh
@@ -1,5 +1,10 @@
 #!/bin/bash
 
+#
+# by the way to uninstall package with old compiler version you might use
+# sudo apt remove binutils-arm-none-eabi gcc-arm-none-eabi libnewlib-arm-none-eabi
+#
+
 # This script will download and install all dependencies require to develop rusEFI on Linux.
 # After running this script, executing `make` in the firmware folder is expected to produce a functional firmware binary.