diff --git a/scripts/bootstrap.sh b/scripts/bootstrap.sh
index 5a2655b91..8536342ca 100755
--- a/scripts/bootstrap.sh
+++ b/scripts/bootstrap.sh
@@ -49,6 +49,26 @@ dotnet restore "$REPOROOT" --quiet --runtime "osx.10.10-x64" --runtime "ubuntu.1
 [ -d "$STAGE1_DIR" ] && rm -Rf "$STAGE1_DIR"
 
 banner "Building corehost"
+
+# Set up the environment to be used for building with clang.
+if which "clang-3.5" > /dev/null 2>&1
+    then
+        export CC="$(which clang-3.5)"
+        export CXX="$(which clang++-3.5)"
+elif which "clang-3.6" > /dev/null 2>&1
+    then
+        export CC="$(which clang-3.6)"
+        export CXX="$(which clang++-3.6)"
+elif which clang > /dev/null 2>&1
+    then
+        export CC="$(which clang)"
+        export CXX="$(which clang++)"
+else
+    error "Unable to find Clang Compiler"
+    error "Install clang-3.5 or clang3.6"
+    exit 1
+fi
+
 pushd "$REPOROOT/src/corehost" 2>&1 >/dev/null
 [ -d "cmake/$RID" ] || mkdir -p "cmake/$RID"
 cd "cmake/$RID"