diff --git a/.github/workflows/docs.yaml b/.github/workflows/docs.yaml
index beee705..f34086b 100644
--- a/.github/workflows/docs.yaml
+++ b/.github/workflows/docs.yaml
@@ -33,7 +33,7 @@ jobs:
         add-pip-as-python-dependency: true
         architecture: x64
 
-        miniforge-variant: Mambaforge
+        miniforge-variant: Miniforge3
         use-mamba: true
         channels: conda-forge
 
@@ -56,7 +56,7 @@ jobs:
 
     - name: deploy docs
       if: github.event_name != 'pull_request'    
-      uses: peaceiris/actions-gh-pages@v3
+      uses: peaceiris/actions-gh-pages@v4
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
         publish_dir: ./docs/html
diff --git a/.github/workflows/gh-ci.yaml b/.github/workflows/gh-ci.yaml
index 5ab03f1..e1b12e6 100644
--- a/.github/workflows/gh-ci.yaml
+++ b/.github/workflows/gh-ci.yaml
@@ -52,9 +52,9 @@ jobs:
         add-pip-as-python-dependency: true
         architecture: x64
         
-        miniforge-variant: Mambaforge
+        miniforge-version: latest
         use-mamba: true
-        channels: conda-forge, defaults
+        channels: conda-forge
         
         activate-environment: propkatraj-test
         auto-update-conda: true
@@ -105,10 +105,10 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Set up Python
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: "3.11"
 
@@ -131,7 +131,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Set up Python
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: "3.11"
 
diff --git a/.gitignore b/.gitignore
index 2783d8f..5fd1949 100644
--- a/.gitignore
+++ b/.gitignore
@@ -62,6 +62,7 @@ instance/
 
 # Sphinx documentation
 docs/sphinx/_build/
+docs/html/
 
 # PyBuilder
 target/
diff --git a/readthedocs.yaml b/readthedocs.yaml
index 626ed7f..21e9f00 100644
--- a/readthedocs.yaml
+++ b/readthedocs.yaml
@@ -5,7 +5,7 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "mambaforge-22.9"
+    python: "3.11"
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx: