diff --git a/BUILD_WITH_CMAKE.md b/BUILD_WITH_CMAKE.md
index 89e1fa6..bfc8743 100644
--- a/BUILD_WITH_CMAKE.md
+++ b/BUILD_WITH_CMAKE.md
@@ -9,7 +9,7 @@ Install
 2. `arm-none-eabi-gcc arm-none-eabi-gcc arm-none-eabi-binutils arm-none-eabi-gdb arm-none-eabi-newlib`
 3. `doxygen` 
 4. `graphviz`
-5. `rustup`  || Install using your packet manager or alternatively use the rust install script:  `curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh`
+5. `rustup`  || Install using your packet manager or alternatively use the rust install script:  `curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh` (confirm default toolchain | nightly | complete | modify path variable: yes)