diff --git a/src/helper/node.rs b/src/helper/node.rs
index 879b4cf..27d0afa 100644
--- a/src/helper/node.rs
+++ b/src/helper/node.rs
@@ -419,9 +419,9 @@ impl PrivNodeApi {
         // https://github.com/monero-project/monero/issues/9513
         {
             if let Ok(metadata) = std::fs::metadata(if !state.path_db.is_empty() {
-                let mut path_db = state.path_db.clone();
-                path_db.push_str("lmdb/data.mdb");
-                path_db
+                let mut path_db = std::path::PathBuf::from(&state.path_db);
+                path_db.push("lmdb/data.mdb");
+                path_db.to_str().unwrap().to_string()
             } else {
                 r#"C:\ProgramData\bitmonero\lmdb\data.mdb"#.to_string()
             }) {