diff --git a/requirements_plot.txt b/requirements_plot.txt
index 9cc84c2..77e5ce1 100644
--- a/requirements_plot.txt
+++ b/requirements_plot.txt
@@ -1,4 +1,4 @@
-idna==3.19
+idna==3.20
 pandas==3.0.5
 pygraphviz==2.0.1