diff --git a/.github/workflows/env.yaml b/.github/workflows/env.yaml
deleted file mode 100644
index 1e209e3e..00000000
--- a/.github/workflows/env.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-name: asscom2
-channels:
-  - conda-forge
-  - bioconda
-dependencies:
-  - assemblycomparator2