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deleted file mode 100644
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diff --git a/gnuastro.changes b/gnuastro.changes
index 0193321..e154278 100644
--- a/gnuastro.changes
+++ b/gnuastro.changes
@@ -1,3 +1,15 @@
+-------------------------------------------------------------------
+Sat Oct 21 15:09:36 UTC 2023 - Andreas Stieger <andreas.stieger@gmx.de>
+
+- GNU Astronomy Utilities 0.21 (library 19.0.0): 
+  * New program 'astscript-pointing-simulate
+  * More flexibility in using configuration files
+  * can now write TIFF files
+  * Multiple new options and operators
+  * MakeNoise ('astmknoise'): feature removed, use mknoise-*
+    operatiors of Arithmetic
+  * Many bug fixes and improvements
+
 -------------------------------------------------------------------
 Sun Aug  6 14:49:38 UTC 2023 - Andreas Stieger <andreas.stieger@gmx.de>
 
diff --git a/gnuastro.spec b/gnuastro.spec
index ba715f7..5ea0205 100644
--- a/gnuastro.spec
+++ b/gnuastro.spec
@@ -16,10 +16,10 @@
 #
 
 
-%define sover 18
+%define sover 19
 %bcond_with     tests
 Name:           gnuastro
-Version:        0.20
+Version:        0.21
 Release:        0
 Summary:        GNU Astronomy Utilities
 License:        GPL-3.0-or-later