diff --git a/packages/devel/llvm-host/build b/packages/devel/llvm-host/build
index 745146e807..0d25e7cbbb 100755
--- a/packages/devel/llvm-host/build
+++ b/packages/devel/llvm-host/build
@@ -43,7 +43,9 @@ cd ..
 
 mkdir -p .build-host && cd .build-host
 
-../configure --prefix=$ROOT/$TOOLCHAIN \
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=$ROOT/$TOOLCHAIN \
              --enable-polly \
              --enable-optimized \
              --disable-profiling \