diff --git a/.github/workflows/asv-benchmarking-pr.yml b/.github/workflows/asv-benchmarking-pr.yml
index ae3d78421..0c902e506 100644
--- a/.github/workflows/asv-benchmarking-pr.yml
+++ b/.github/workflows/asv-benchmarking-pr.yml
@@ -61,10 +61,12 @@ jobs:
           cache-environment: true
           environment-name: uxarray_build
           cache-environment-key: "${{runner.os}}-${{runner.arch}}-${{hashFiles(env.CONDA_ENV_FILE)}}-benchmark"
+          # asv's "conda" environment_type shells out to a `conda` executable,
+          # which micromamba does not provide. (asv's faster "rattler" backend
+          # cannot read the `nodefaults` channel in the environment file.)
           create-args: >-
             asv
-            python-build
-            mamba
+            conda
 
       - name: Resolve the baseline commit
         id: base
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 661fb0f52..5cf201d99 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -104,9 +104,9 @@ jobs:
           run: |
             python -m pip install . --no-deps
 
-        - name: conda list
+        - name: micromamba list
           run: |
-            conda list
+            micromamba list
 
         - name: Make docs with linkcheck
           uses: nick-fields/retry@ad984534de44a9489a53aefd81eb77f87c70dc60 # v4.0.0
diff --git a/.github/workflows/upstream-dev-ci.yml b/.github/workflows/upstream-dev-ci.yml
index b3f7c9f16..d2e5620ba 100644
--- a/.github/workflows/upstream-dev-ci.yml
+++ b/.github/workflows/upstream-dev-ci.yml
@@ -40,9 +40,9 @@ jobs:
           create-args: >-
             python=${{ matrix.python-version }}
 
-      - name: conda list
+      - name: micromamba list
         run: |
-          conda list
+          micromamba list
 
       - name: Install upstream versions
         run: |
@@ -52,9 +52,9 @@ jobs:
         run: |
           python -m pip install . --no-deps
 
-      - name: conda list
+      - name: micromamba list
         run: |
-          conda list
+          micromamba list
 
       - name: Running Tests
         id: tests
diff --git a/benchmarks/asv.conf.json b/benchmarks/asv.conf.json
index c4d47650a..13dce1c6d 100644
--- a/benchmarks/asv.conf.json
+++ b/benchmarks/asv.conf.json
@@ -54,7 +54,7 @@
     "dvcs": "git",
 
     // The tool to use to create environments.  May be "conda",
-    // "virtualenv", "mamba" (above 3.8)
+    // "virtualenv", "uv", "rattler"
     // or other value depending on the plugins in use.
     // If missing or the empty string, the tool will be automatically
     // determined by looking for tools on the PATH environment