diff --git a/README.md b/README.md
index 42766d2..4b2c7e0 100644
--- a/README.md
+++ b/README.md
@@ -94,8 +94,6 @@ Development
 ```bash
 # If you don't have Zellij installed already
 cargo install --locked zellij
-# Add Rust target wasm32-wasi
-rustup target add wasm32-wasi
 # Git clone
 git clone https://github.com/h1romas4/zellij-datetime
 cd zellij-datetime
diff --git a/rust-toolchain b/rust-toolchain
new file mode 100644
index 0000000..cfad046
--- /dev/null
+++ b/rust-toolchain
@@ -0,0 +1,3 @@
+[toolchain]
+channel = "1.69"
+targets = [ "wasm32-wasi" ]