diff --git a/README.md b/README.md
index 8eec6dd..82cd1eb 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,8 @@ This is mirrored on `/sf/cristallina/config/documentation`.
 
 ## Changelog for Cristallina computational issues
 
+- 24.04.2023:
+    - installed `shutter` on saresc-cons-01, 02, 03, 04, 05 and saresc-media-01.
 - 16.04.2023
     - updated: analysis_forge environment: minor updates for mamba, pytest, jupyter notebook 
 - 03.04.2023