diff --git a/scripts/install_toolchain.sh b/scripts/install_toolchain.sh
index 5d924e8559..a622ae64c0 100755
--- a/scripts/install_toolchain.sh
+++ b/scripts/install_toolchain.sh
@@ -11,6 +11,7 @@ echo "*** Initializing WASM build environment"
 rustup update $RUST_TOOLCHAIN
 
 rustup toolchain install $RUST_TOOLCHAIN
+rustup toolchain install nightly
 rustup default $RUST_TOOLCHAIN
 rustup component add rustfmt