1 files changed, 4 insertions, 0 deletions
diff --git a/CHANGES b/CHANGES
index 9c56adc3d..e41dbdd06 100644
--- a/CHANGES
+++ b/CHANGES
@@ -280,6 +280,10 @@ Internal infrastructure
   the ocamlbuild system. In particular "make" takes advantage
   of .mllib files for building .cma/.cmxa. The .vo files to
   compile are now listed in several vo.itarget files.
+- A dependency to Unix has been added to grammar.cma. Compilation of
+  ML files preprocessed with camlp[45] using this library must also
+  load unix.cma. It is recommended to use Makefiles generated by
+  coq_makefile, which handle this transparently.
 
 Changes from V8.1 to V8.2
 =========================