diff --git a/conda/compass_env/spec-file.template b/conda/compass_env/spec-file.template
index a5ae3862f..508cb587c 100644
--- a/conda/compass_env/spec-file.template
+++ b/conda/compass_env/spec-file.template
@@ -16,7 +16,7 @@ ipython
 jupyter
 lxml
 {% if include_mache %}
-mache=1.25.0
+mache=1.26.0
 {% endif %}
 matplotlib-base >=3.9.1
 metis
diff --git a/conda/configure_compass_env.py b/conda/configure_compass_env.py
index e2db4855b..1bde75f94 100755
--- a/conda/configure_compass_env.py
+++ b/conda/configure_compass_env.py
@@ -102,7 +102,7 @@ def main():
     if local_mache:
         mache = ''
     else:
-        mache = '"mache=1.25.0"'
+        mache = '"mache=1.26.0"'
 
     setup_install_env(env_name, activate_base, args.use_local, logger,
                       args.recreate, conda_base, mache)