diff --git a/environment.yml b/environment.yml
index a35bbc5..485a183 100644
--- a/environment.yml
+++ b/environment.yml
@@ -8,7 +8,7 @@ dependencies:
   - nodejs=9.11.1
   - openssl=1.0.2o
   - readline=7.0
-  - ruby=2.4.4
+  - ruby=3.3.4
   - yaml=0.1.7
   - yamllint=1.11.0
   - zlib=1.2.11