diff --git a/changelog.md b/changelog.md
index 47e4a3e0027542aa14781f7f1f7287f5c64ec030..65c24fb06e387e5a7df14d6dcdf07cbc593694db 100644
--- a/changelog.md
+++ b/changelog.md
@@ -2,7 +2,10 @@
 
 All notable changes to this project will be documented in this file.
 
-## [0.24] - 2021-10-12
+## [0.26] - 2021-10-12
+- increase thread pool sizes from 1 to 4
+
+## [0.25] - 2021-10-12
 - POL1-463: bugfixes
 
 ## [0.24] - 2021-10-11