diff --git a/pyEMA/__init__.py b/pyEMA/__init__.py
index 488f48a..887e3fe 100644
--- a/pyEMA/__init__.py
+++ b/pyEMA/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "0.23"
+__version__ = "0.24"
 
 from .pyEMA import Model
 from .tools import *
diff --git a/requirements.txt b/requirements.txt
index 714c606..79ccbc7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 tqdm>=4.23.4
 numpy>=1.14.3
-matplotlib>=2.2.2
+matplotlib>=3.3.1
 scipy>=1.1.0
 pytest>=3.0.5
\ No newline at end of file