diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 6b704ad..960555e 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -32,7 +32,7 @@ jobs:
         uses: mamba-org/setup-micromamba@v1.9.0
         with:
           environment-file: environment.yml
-          cache-downloads: true
+          cache-downloads: false
           cache-environment: true
 
       - name: Disable notebook cache for scheduled jobs
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index f0f021b..8e948b8 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -8,7 +8,7 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "mambaforge-4.10"
+    python: "mambaforge-22.9"
   jobs:
     pre_build:
       # Generate the Sphinx configuration for this Jupyter Book so it builds.
diff --git a/environment.yml b/environment.yml
index 497aff2..57a277d 100644
--- a/environment.yml
+++ b/environment.yml
@@ -3,6 +3,6 @@ channels:
   - conda-forge
   - nodefaults
 dependencies:
-  - python=3.10
+  - python=3.11
   - jupyter-book=1.0.0
-  - obspy=1.4.0
+  - obspy=1.4.1