diff --git a/.github/workflows/multi-platform-build.yml b/.github/workflows/multi-platform-build.yml
index cd9fadeb..0fcdd904 100644
--- a/.github/workflows/multi-platform-build.yml
+++ b/.github/workflows/multi-platform-build.yml
@@ -74,6 +74,8 @@ jobs:
             env_file: unilabos-win64.yaml
 
     runs-on: ${{ matrix.os }}
+    env:
+      CONDA_NO_PLUGINS: "true"
 
     defaults:
       run:
diff --git a/.github/workflows/unilabos-conda-build.yml b/.github/workflows/unilabos-conda-build.yml
index ed94b366..389c888d 100644
--- a/.github/workflows/unilabos-conda-build.yml
+++ b/.github/workflows/unilabos-conda-build.yml
@@ -67,6 +67,8 @@ jobs:
             platform: win-64
 
     runs-on: ${{ matrix.os }}
+    env:
+      CONDA_NO_PLUGINS: "true"
 
     defaults:
       run: