3 files changed, 7 insertions, 1 deletions
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-rec-nested-access.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-rec-nested-access.exp
new file mode 100644
index 000000000000..a1dca9bb6860
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-rec-nested-access.exp
@@ -0,0 +1 @@
+{ a = { b = 1; c = 2; }; }
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-rec-nested-access.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-rec-nested-access.nix
new file mode 100644
index 000000000000..7d037c6b37bc
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-rec-nested-access.nix
@@ -0,0 +1,4 @@
+rec {
+  a.b = 1;
+  a.c = a.b * 2;
+}
diff --git a/tvix/eval/src/vm.rs b/tvix/eval/src/vm.rs
index a71ab14c412c..c5b892d78d6f 100644
--- a/tvix/eval/src/vm.rs
+++ b/tvix/eval/src/vm.rs
@@ -712,7 +712,8 @@ impl<'o> VM<'o> {
 
             Value::Thunk(thunk) => {
                 fallible!(self, thunk.force(self));
-                self.force_for_output(&thunk.value())
+                let value = thunk.value().clone();
+                self.force_for_output(&value)
             }
 
             // If any of these internal values are encountered here a