diff --git a/environment.yml b/environment.yml
index 2c9f66d..91a0a6c 100644
--- a/environment.yml
+++ b/environment.yml
@@ -4,6 +4,6 @@ channels:
   - conda-forge
   - defaults
 dependencies:
-  - doxygen=1.12.0
+  - doxygen=1.18.0
   - graphviz=14.1.2
   - nodejs