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-rw-r--r--library/heads.ml2
1 files changed, 0 insertions, 2 deletions
diff --git a/library/heads.ml b/library/heads.ml
index 024574844..c86a91cc9 100644
--- a/library/heads.ml
+++ b/library/heads.ml
@@ -7,13 +7,11 @@
(************************************************************************)
open Pp
-open Errors
open Util
open Names
open Term
open Mod_subst
open Environ
-open Libnames
open Globnames
open Nameops
open Libobject