diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index e28b55de64..339b5f23c8 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,4 +1,4 @@
 [toolchain]
 channel = "nightly"
 components = [ "rust-src", "rustfmt", "llvm-tools-preview" ]
-targets = [ "thumbv6m-none-eabi", "thumbv7m-none-eabi" ]
+targets = [ "thumbv6m-none-eabi", "thumbv7m-none-eabi", "thumbv8m.base-none-eabi", "thumbv8m.main-none-eabi"  ]