diff --git a/CHANGELOG.md b/CHANGELOG.md
index a377e0cf..0c2dd957 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,9 @@
 
 ### dependencies
 
+## v0.3.1
+- set default matplotlib<=3.7.3 to avoid issue #104. 
+
 ## v0.3.0
 ### added
 - Spatial data analysis is now included in panpipes
diff --git a/pyproject.toml b/pyproject.toml
index 75e1fe4c..eeb1ca91 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 
 [project]
 name = "panpipes"
-version = "0.3.0"
+version = "0.3.1"
 authors = [
     {name = "Charlotte Rich-Griffin"},
     {name = "Fabiola Curion"}