diff --git a/Cargo.toml b/Cargo.toml
index 9fe1bf0..152830f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -64,7 +64,7 @@ beef = "0.4.4"
 # long to compile, and you cannot make dev-dependencies optional
 criterion = { version = "0.3.2", optional = true }
 indexmap = "1.4.0"
-lasso = "0.3.0"
+lasso = "0.2.0"
 
 [features]
 default = ["commandline", "random"]