diff --git a/src/booster.rs b/src/booster.rs
index 2022d61..0ca47f0 100644
--- a/src/booster.rs
+++ b/src/booster.rs
@@ -14,7 +14,7 @@ pub struct Booster {
 }
 
 impl Booster {
-    fn new(handle: lightgbm_sys::BoosterHandle) -> Self {
+    pub fn new(handle: lightgbm_sys::BoosterHandle) -> Self {
         Booster { handle }
     }