diff --git a/boring/src/x509/store.rs b/boring/src/x509/store.rs
index 53149e3e..7033450a 100644
--- a/boring/src/x509/store.rs
+++ b/boring/src/x509/store.rs
@@ -109,21 +109,4 @@ impl X509StoreRef {
     }
 }
 
-impl ToOwned for X509StoreRef {
-    type Owned = X509Store;
-
-    fn to_owned(&self) -> X509Store {
-        unsafe {
-            ffi::X509_STORE_up_ref(self.as_ptr());
-            X509Store::from_ptr(self.as_ptr())
-        }
-    }
-}
-
-impl Clone for X509Store {
-    fn clone(&self) -> Self {
-        (**self).to_owned()
-    }
-}
-
 use crate::ffi::X509_STORE_get0_objects;