diff --git a/CHANGELOG.md b/CHANGELOG.md
index ba90f0e..3112f5b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 ### Added
 
 - `gridplot` with `PyPlot` has now a color bar with annotation `boundary regions`
+- Unit test for `PyPlot` and `PlutoVista`
 
 ## [1.9.0] - 2024-11-25