diff options
| -rw-r--r-- | parsing/g_constr.ml4 | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/parsing/g_constr.ml4 b/parsing/g_constr.ml4 index 7d0728458b..4e8b98fcf2 100644 --- a/parsing/g_constr.ml4 +++ b/parsing/g_constr.ml4 @@ -301,7 +301,7 @@ GEXTEND Gram | -> [] ] ] ; instance: - [ [ "@{"; l = LIST1 universe_level; "}" -> Some l + [ [ "@{"; l = LIST0 universe_level; "}" -> Some l | -> None ] ] ; universe_level: |