diff --git a/.github/workflows/make_bundle_conda.yml b/.github/workflows/make_bundle_conda.yml
index 54226404..b90c6b72 100644
--- a/.github/workflows/make_bundle_conda.yml
+++ b/.github/workflows/make_bundle_conda.yml
@@ -8,6 +8,8 @@ on:
       - 'build_installers.py'
       - 'conda-recipe/*'
       - '.github/workflows/make_bundle_conda.yml'  # this file
+      - 'environments/ci_installers_environment.yml'
+      - 'environments/ci_packages_environment.yml'
   workflow_call:
     inputs:
       event_name:
diff --git a/environments/ci_installers_environment.yml b/environments/ci_installers_environment.yml
index 46196ed7..fe24a23f 100644
--- a/environments/ci_installers_environment.yml
+++ b/environments/ci_installers_environment.yml
@@ -4,7 +4,7 @@ channels:
 dependencies:
   - python
   - pip
-  - constructor >=3.6.0
+  - constructor >=3.6.0,!=3.8.0
   - conda-build >=3.28
   - ruamel.yaml
   - conda-standalone >=23.11.0