diff --git a/src/types.rs b/src/types.rs
index 96e0700..5a57f38 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -31,6 +31,10 @@ pub enum Value {
     Keyword(Keyword),
 }
 
+unsafe impl Sync for Value {}
+
+unsafe impl Send for Value {}
+
 impl Value {
     fn parse(str: &str) -> Self {
         match str {