diff --git a/nixide/src/expr/realised_string.rs b/nixide/src/expr/realised_string.rs
index 8cf08a4..5e10470 100644
--- a/nixide/src/expr/realised_string.rs
+++ b/nixide/src/expr/realised_string.rs
@@ -1,6 +1,7 @@
 use std::cell::RefCell;
 use std::ffi::c_char;
 use std::ptr::NonNull;
+use std::rc::Rc;
 
 use crate::errors::ErrorContext;
 use crate::expr::values::NixString;
@@ -74,15 +75,18 @@ impl<'a> RealisedString<'a> {
 
         Ok(Self {
             inner: RefCell::new(inner),
-            path: Self::parse_path(inner.as_ptr(), &state.store_ref().borrow()),
+            path: Self::parse_path(inner.as_ptr(), state.store_ref().clone()),
             children: LazyArray::new(
                 size,
-                Box::new(|_| StorePath::fake_path(&state.store_ref().borrow()).unwrap()),
+                Box::new(|_| StorePath::fake_path(state.store_ref().clone()).unwrap()),
             ),
         })
     }
 
-    fn parse_path(realised_string: *mut sys::NixRealisedString, store: &Store) -> StorePath {
+    fn parse_path(
+        realised_string: *mut sys::NixRealisedString,
+        store: Rc<RefCell<Store>>,
+    ) -> StorePath {
         let buffer_ptr = unsafe { sys::nix_realised_string_get_buffer_start(realised_string) };
         let buffer_size = unsafe { sys::nix_realised_string_get_buffer_size(realised_string) };