diff --git a/doc/VERSIONS.txt b/doc/VERSIONS.txt
index cd9262ccf41a737f08a616a13a955b07490f53a3..b23656deb080f831ce8ae2f5470cd9a630a4212e 100644
--- a/doc/VERSIONS.txt
+++ b/doc/VERSIONS.txt
@@ -1,3 +1,7 @@
+2.xx: new interface to CAD entity creation, constructive solid geometry features
+and boolean operations using SetFactory("OpenCASCADE"); replaced "Ruled Surface"
+with "Surface"; new "Unique" operator.
+
 2.16.0 (January 3, 2017): small improvements (list functions, second order hexes
 for MED, GUI) and bug fixes.