diff --git a/environment.yml b/environment.yml
index 304dd0a..2c9f66d 100644
--- a/environment.yml
+++ b/environment.yml
@@ -5,5 +5,5 @@ channels:
   - defaults
 dependencies:
   - doxygen=1.12.0
-  - graphviz=13.1.2
+  - graphviz=14.1.2
   - nodejs