diff --git a/build.sh b/build.sh
index 762dc3a8d944..a4f5e59bc893 100755
--- a/build.sh
+++ b/build.sh
@@ -7,6 +7,6 @@ RUSTC="rustc -Zcodegen-backend=$(pwd)/../target/debug/librustc_codegen_cranelift
 $RUSTC mini_core.rs --crate-name mini_core &&
 $RUSTC example.rs &&
 $RUSTC mini_core_hello_world.rs &&
-$RUSTC ../target/libcore/src/libcore/lib.rs
+$RUSTC ../target/libcore/src/libcore/lib.rs &&
 
 rm *.rlib