diff --git a/development/FORMAT b/development/FORMAT
index 0c748a526a..438ef08a1f 100644
--- a/development/FORMAT
+++ b/development/FORMAT
@@ -11,11 +11,21 @@ changes happened in particular if possible. A good example would be
  	* Format incremented to 598: DocBook can export to HTML and CALS tables, with the parameter
           \docbook_table_output (0: HTML, only choice previously; CALS: 1).
 
+2020-03-13 Jürgen Spitzmüller <spitz@lyx.org>
+ 	* Format incremented to 597: Support for the libertinus family of fonts (text and math).
+
+2020-06-28 Jürgen Spitzmüller <spitz@lyx.org>
+ 	* Format incremented to 596: use package parskip to separate paragraphs with vertical space.
+ 	  Additional \\paragraph_separation header values: halfline, fullline
+
+2020-06-26 Jürgen Spitzmüller <spitz@lyx.org>
+ 	* Format incremented to 595: Add support for \medspace and \thickspace (in text):
+ 	  InsetSpace \\medspace{}
+ 	  InsetSpace \\thickspace{}
 
 2020-05-02: Richard Kimberly Heck <rikiheck@lyx.org>
 	* Format incremented to 594: New counter inset: CommandInset counter.
 
-
 2020-03-13 Jürgen Spitzmüller <spitz@lyx.org>
  	* Format incremented to 593: Buffer param \maintain_unincluded_children is not longer a bool
           (true|false) but has three states: "no" (formerly "false"), "strict" (formerly "true") and