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-rw-r--r--proofs/redexpr.ml2
1 files changed, 1 insertions, 1 deletions
diff --git a/proofs/redexpr.ml b/proofs/redexpr.ml
index 34443b93d..a442a5e63 100644
--- a/proofs/redexpr.ml
+++ b/proofs/redexpr.ml
@@ -25,7 +25,7 @@ open Misctypes
(* call by value normalisation function using the virtual machine *)
let cbv_vm env sigma c =
let ctyp = Retyping.get_type_of env sigma c in
- if Termops.occur_meta_or_existential c then
+ if Termops.occur_meta_or_existential sigma (EConstr.of_constr c) then
error "vm_compute does not support existential variables.";
Vnorm.cbv_vm env c ctyp