diff --git a/install.sh b/install.sh
index 2bf2084..f2eb274 100755
--- a/install.sh
+++ b/install.sh
@@ -12,6 +12,7 @@ then
   source "$HOME/.cargo/env"
 else
   echo "Rustup already installed."
+  rustup target add wasm32-unknown-unknown
 fi
 
 # Install wasm-pack