diff --git a/cc/compdb.go b/cc/compdb.go
index a9c5b5e..acfc924 100644
--- a/cc/compdb.go
+++ b/cc/compdb.go
@@ -181,7 +181,7 @@
 func evalAndSplitVariable(ctx android.SingletonContext, str string) ([]string, error) {
 	evaluated, err := ctx.Eval(pctx, str)
 	if err == nil {
-		return strings.Split(evaluated, " "), nil
+		return strings.Fields(evaluated), nil
 	}
 	return []string{""}, err
 }