git 2.1.0 is not compatible

# File "src/git/tree.ml", line 277, characters 16-34:
# 277 |   let compare = Pervasives.compare
#                       ^^^^^^^^^^^^^^^^^^
# Error: Unbound module Pervasives
# (cd _build/default && /home/opam/.opam/5.0/bin/ocamlopt.opt -w -40 -g -I src/git/.git.objs/byte -I src/git/.git.objs/native -I /home/opam/.opam/5.0/lib/angstrom -I /home/opam/.opam/5.0/lib/astring -I /home/opam/.opam/5.0/lib/bigarray-compat -I /home/opam/.opam/5.0/lib/bigstringaf -I /home/opam/.opam/5.0/lib/bytes -I /home/opam/.opam/5.0/lib/checkseum -I /home/opam/.opam/5.0/lib/cstruct -I /home/opam/.opam/5.0/lib/decompress -I /home/opam/.opam/5.0/lib/decompress/impl -I /home/opam/.opam/5.0/lib/digestif -I /home/opam/.opam/5.0/lib/duff -I /home/opam/.opam/5.0/lib/encore -I /home/opam/.opam/5.0/lib/encore/butils -I /home/opam/.opam/5.0/lib/eqaf -I /home/opam/.opam/5.0/lib/fmt -I /home/opam/.opam/5.0/lib/fpath -I /home/opam/.opam/5.0/lib/hex -I /home/opam/.opam/5.0/lib/ke -I /home/opam/.opam/5.0/lib/logs -I /home/opam/.opam/5.0/lib/lru -I /home/opam/.opam/5.0/lib/lwt -I /home/opam/.opam/5.0/lib/ocamlgraph -I /home/opam/.opam/5.0/lib/ocplib-endian -I /home/opam/.opam/5.0/lib/ocplib-endian/bigstring -I /home/opam/.opam/5.0/lib/optint -I /home/opam/.opam/5.0/lib/psq -I /home/opam/.opam/5.0/lib/re -I /home/opam/.opam/5.0/lib/re/posix -I /home/opam/.opam/5.0/lib/rresult -I /home/opam/.opam/5.0/lib/seq -I /home/opam/.opam/5.0/lib/stdlib-shims -I /home/opam/.opam/5.0/lib/stringext -I /home/opam/.opam/5.0/lib/uri -intf-suffix .ml -no-alias-deps -open Git__ -o src/git/.git.objs/native/git__User.cmx -c -impl src/git/user.ml)
# File "src/git/user.ml", line 124, characters 14-32:
# 124 | let compare = Pervasives.compare
#                     ^^^^^^^^^^^^^^^^^^
# Error: Unbound module Pervasives

Author: mseri

packages/git/git.2.1.0/opam

@@ -24,7 +24,7 @@ build: [
 ]
 
 depends: [
-  "ocaml"      {>= "4.03.0"}
+  "ocaml"      {>= "4.03.0" & < "5.0"}
   "dune"
   "uri"        {>= "1.9.0"}
   "lwt"        {>= "2.4.7"}