diff --git a/dev-environment.yml b/dev-environment.yml
index 5c596e7f..9064a6d0 100644
--- a/dev-environment.yml
+++ b/dev-environment.yml
@@ -19,7 +19,6 @@
 name: pyimagej-dev
 channels:
   - conda-forge
-  - defaults
 dependencies:
   - python >= 3.8
   # Project dependencies
diff --git a/environment.yml b/environment.yml
index b43b2284..4fb58f06 100644
--- a/environment.yml
+++ b/environment.yml
@@ -19,7 +19,6 @@
 name: pyimagej
 channels:
   - conda-forge
-  - defaults
 dependencies:
   - python >= 3.8
   # Project dependencies