diff --git a/build b/build
index fa35a31..1dc2c05 100755
--- a/build
+++ b/build
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-RUST_TOOLCHAIN="$(cat rust-toolchain)"
+RUST_TOOLCHAIN="nightly"
 
 set +e
 git submodule update --init --recursive