diff --git a/docs/src/getstarted/rust.md b/docs/src/getstarted/rust.md
index 9daea31cb..661806928 100644
--- a/docs/src/getstarted/rust.md
+++ b/docs/src/getstarted/rust.md
@@ -125,6 +125,7 @@ cargo build-bpf
 
 > **NOTE:**
 > After each time you build your Solana program, the above command will output the build path of your compiled program's `.so` file and the default keyfile that will be used for the program's address.
+> `cargo build-bpf` installs the toolchain from the currently installed solana CLI tools. You may need to upgrade those tools if you encounter any version incompatibilities.
 
 ## Deploy your Solana program