diff --git a/ci/requirements.txt b/ci/requirements.txt
index efb9259..9280ea4 100644
--- a/ci/requirements.txt
+++ b/ci/requirements.txt
@@ -1,5 +1,5 @@
 #python>=3.8
-matplotlib==3.8.0
+matplotlib==3.8.1
 numpy==1.26.2
 pandas==2.1.3
 xlrd>=1.0.0
diff --git a/ci/requirements_dev.txt b/ci/requirements_dev.txt
index 6a3e2ab..d7255d0 100644
--- a/ci/requirements_dev.txt
+++ b/ci/requirements_dev.txt
@@ -1,5 +1,5 @@
 #python>=3.8
-matplotlib==3.8.0
+matplotlib==3.8.1
 numpy==1.26.2
 pandas==2.1.3
 xlrd>=1.0.0