diff --git a/recipes/llvm/recipe.sh b/recipes/llvm/recipe.sh
index 0927565aa19ae5927486ac1e4300466d00104973..4d413d9e2d2f66637ae26e837c66ace8486e09a8 100644
--- a/recipes/llvm/recipe.sh
+++ b/recipes/llvm/recipe.sh
@@ -33,7 +33,7 @@ function recipe_build {
         -DPYTHON_EXECUTABLE="/usr/bin/python2"
         #-DLLVM_TABLEGEN="/usr/bin/llvm-tblgen-8"
         -DUNIX=1
-        -DLLVM_ENABLE_THREADS=Off
+        -DLLVM_ENABLE_THREADS=On
         -DLLVM_BUILD_BENCHMARKS=Off
         -DLLVM_INCLUDE_BENCHMARKS=Off
         -DLLVM_BUILD_EXAMPLES=Off