diff --git a/sing_parse/Cargo.toml b/sing_parse/Cargo.toml
index 5e87cbd..daf21fa 100644
--- a/sing_parse/Cargo.toml
+++ b/sing_parse/Cargo.toml
@@ -21,5 +21,5 @@ syn = "1"
 regex = "1"
 lalrpop-util = "0.19"
 lalrpop = "0.19"
-sing_util = { version = "1.0", path = "../sing_util" }
+sing_util = { version = "0.1", path = "../sing_util" }
 serde = { version = "1.0", features = ["derive"] }
\ No newline at end of file