diff --git a/crates/fsv-sys/src/lib.rs b/crates/fsv-sys/src/lib.rs
index 05cd3bf..ace27ae 100644
--- a/crates/fsv-sys/src/lib.rs
+++ b/crates/fsv-sys/src/lib.rs
@@ -4,7 +4,7 @@
 
 use std::marker::PhantomData;
 
-#[derive(Debug)]
+#[derive(Debug, Clone)]
 pub enum SUPPORTED_FSV_VERSIONS {
     V1_40_14, // 1.40.14
     V1_40_13, // 1.40.13
@@ -19,11 +19,11 @@ impl SUPPORTED_FSV_VERSIONS {
     }
 }
 
-pub mod BINDINGS_V1_40_14 {
+mod BINDINGS_V1_40_14 {
     include!(concat!(env!("OUT_DIR"), "/bindings_1.40.14.rs"));
 }
 
-pub mod BINDINGS_V1_40_13 {
+mod BINDINGS_V1_40_13 {
     include!(concat!(env!("OUT_DIR"), "/bindings_1.40.13.rs"));
 }
 
@@ -137,14 +137,14 @@ impl SSVLibrary<V1_40_13> {
     });
 }
 
-pub fn get_library_path(version: SUPPORTED_FSV_VERSIONS) -> String {
+pub fn get_library_path(version: &SUPPORTED_FSV_VERSIONS) -> String {
     let root_path = get_library_root_path();
     let library_name = get_library_name();
     let version = version.as_str();
     format!("{root_path}/{version}/lib/{library_name}")
 }
 
-pub fn sesam_ini_path(version: SUPPORTED_FSV_VERSIONS) -> String {
+pub fn sesam_ini_path(version: &SUPPORTED_FSV_VERSIONS) -> String {
     let root_path = get_sesam_ini_root_path();
     let version = version.as_str();
     format!("{root_path}/{version}/conf/sesam.ini")
@@ -171,22 +171,22 @@ mod test {
 
     #[test]
     fn test_initlib2() {
-        let lib_path = &get_library_path(SUPPORTED_FSV_VERSIONS::V1_40_13);
+        let lib_path = &get_library_path(&SUPPORTED_FSV_VERSIONS::V1_40_13);
         let ssv_library = SSVLibrary::<V1_40_13>::new(lib_path).expect("SSVLibrary::new failed");
 
         let sesam_ini_str =
-            CString::new(sesam_ini_path(SUPPORTED_FSV_VERSIONS::V1_40_13)).expect("CString::new failed");
+            CString::new(sesam_ini_path(&SUPPORTED_FSV_VERSIONS::V1_40_13)).expect("CString::new failed");
         let result = unsafe { ssv_library.ssv_init_lib2(sesam_ini_str.as_ptr()) }.unwrap();
         assert_eq!(result, 0);
     }
 
     #[test]
     fn test_lire_config_and_carte_ps() {
-        let lib_path = &get_library_path(SUPPORTED_FSV_VERSIONS::V1_40_13);
+        let lib_path = &get_library_path(&SUPPORTED_FSV_VERSIONS::V1_40_13);
         let ssv_library = SSVLibrary::<V1_40_13>::new(lib_path).expect("SSVLibrary::new failed");
 
         let sesam_ini_str =
-            CString::new(sesam_ini_path(SUPPORTED_FSV_VERSIONS::V1_40_13)).expect("CString::new failed");
+            CString::new(sesam_ini_path(&SUPPORTED_FSV_VERSIONS::V1_40_13)).expect("CString::new failed");
         let result = unsafe { ssv_library.ssv_init_lib2(sesam_ini_str.as_ptr()) }.unwrap();
         assert_eq!(result, 0);