diff --git a/flake.lock b/flake.lock
index 041d5fe8..a3180a9d 100644
--- a/flake.lock
+++ b/flake.lock
@@ -26,11 +26,11 @@
         "rust-overlay": "rust-overlay"
       },
       "locked": {
-        "lastModified": 1764352175,
-        "narHash": "sha256-0pXCXAlI/qTnyoEECpLLu5ZlUqRm6Ap6Ew8YNcDSexg=",
+        "lastModified": 1764614553,
+        "narHash": "sha256-OFY2wVBn8UB0JPDUN7AsCpPipOSrS9T7NBD0MaCaX9Q=",
         "owner": "aeneasverif",
         "repo": "charon",
-        "rev": "9f447cddf5ceaf5065f12e4a5c233ec497452005",
+        "rev": "377317d6b25702c46ffff072fa00a3e32095e46f",
         "type": "github"
       },
       "original": {
diff --git a/lib/AstOfLlbc.ml b/lib/AstOfLlbc.ml
index 85a422f1..c48989cf 100644
--- a/lib/AstOfLlbc.ml
+++ b/lib/AstOfLlbc.ml
@@ -2129,13 +2129,13 @@ let lesser t1 t2 =
 
 (* A `fn` pointer, which does not have trait bounds, and cannot be partially applied. This is a
    much simplified version of expression_of_fn_ptr. *)
-let expression_of_fn_op_move (env : env) ({ func; args; dest } : C.call) =
+let expression_of_fn_op_dynamic (env : env) ({ func; args; dest } : C.call) =
   let fHd =
     match func with
-    | C.FnOpMove place -> expression_of_place env place
+    | C.FnOpDynamic op -> expression_of_operand env op
     | _otw ->
         failwith @@ "Internal error: the given call is not to `FnOpMove`."
-        ^ "The function `expression_of_fn_op_move` handles only call to `FnOpMove`."
+        ^ "The function `expression_of_fn_op_dynamic` handles only call to `FnOpMove`."
   in
   let lhs = expression_of_place env dest in
   let args = List.map (expression_of_operand env) args in
@@ -2350,7 +2350,7 @@ and expression_of_statement_kind (env : env) (ret_var : C.local_id) (s : C.state
         | _ -> rhs
       in
       Krml.Helpers.with_unit K.(EAssign (dest, rhs))
-  | Call ({ func = FnOpMove _; _ } as call) -> expression_of_fn_op_move env call
+  | Call ({ func = FnOpDynamic _; _ } as call) -> expression_of_fn_op_dynamic env call
   | Abort _ -> with_any (K.EAbort (None, Some "panic!"))
   | Return ->
       let e = expression_of_var_id env ret_var in