diff --git a/CHANGES b/CHANGES
index 4f718de0d393624784d817ff1eded08f11ad075d..3bf7cfebcd4e42658ec6ea10deb76a58ca430838 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,37 @@
+Version 0.34 (2016/05/10)
+  NB: changes prefixed with "==>" belows breaks existing code!
+  NB: changes prefixed with "-->" belows makes existing code deprecated
+  ==> new syntax:
+       X<<Y for X is before Y in the linear order
+       X<Y fot X is immediatly before Y in the linear order (diff from semantics introduced in 0.32)
+  ==> new_syntax for regular expression on label edges:
+      NEW: X -[re"__your_regular_expression_here__"]-> Y
+      OLD: X -[aux:*]-> Y is not supported anymore
+  ==> new_syntax for regular expression on featues:
+      NEW: X.feat = re"__your_regular_expression_here__" (no whitespace between re and double quote)
+      OLD: X.feat == "__your_regular_expression_here__" introduced in 0.32 is not supported anymore
+  --> remove lex_rule keyword: use "rule" instead
+  --> add_neighbour is now deprecated and new syntax is introduced for nodes creation:
+      add_node X        Create a new node named X wihtout position constraint
+      add_node X :> Y   Create a new node named X immediatly after Y
+      add_node X :> Y   Create a new node named X immediatly before Y
+  * improve search for a sequence:
+      1) search for the sequence with the requested name
+      2) search for the module with the requested name
+      3) select the first sequence defined in the GRS file
+  * domain can be declared in a external file
+  * add functions Rewrite.set_max_depth_non_det and Rewrite.set_max_depth_det to the library
+  * improve error handling
+  * change precedence implementation
+  * remove useless code
+
+Version 0.33.1 (2016/03/14)
+  * fix Conll error locations
+
+Version 0.33 (2016/03/11)
+  * Fix implicit nodes handling with matching item with regexp: N.lemma == "a.*er"
+  * move conll handling code into an external library libcaml-conll
+
 Version 0.32 (2016/02/01)
   * extend syntax:
     - syntactic sugar: "A < B" is interpreted as "A.position < B.position"
diff --git a/VERSION b/VERSION
index 8df3f4592f507e86c3da35e48f326d8b2d8fb1c5..61d2f357670b47f457e51f50655e27c2e3f50d5e 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.33.1
+0.34