diff --git a/.github/workflows/build-ultraplot.yml b/.github/workflows/build-ultraplot.yml
index 79a5f2db9..8185af587 100644
--- a/.github/workflows/build-ultraplot.yml
+++ b/.github/workflows/build-ultraplot.yml
@@ -26,7 +26,7 @@ jobs:
         with:
           fetch-depth: 0
 
-      - uses: mamba-org/setup-micromamba@v2.0.5
+      - uses: mamba-org/setup-micromamba@v2.0.7
         with:
           environment-file: ./environment.yml
           init-shell: bash
@@ -59,7 +59,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
 
-      - uses: mamba-org/setup-micromamba@v2.0.5
+      - uses: mamba-org/setup-micromamba@v2.0.7
         with:
           environment-file: ./environment.yml
           init-shell: bash
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 7f1660c47..9e9a3519f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -32,7 +32,7 @@ jobs:
         with:
           fetch-depth: 0
 
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: "3.11"
 
diff --git a/.github/workflows/publish-pypi.yml b/.github/workflows/publish-pypi.yml
index 724f3fe7c..1eda57ccb 100644
--- a/.github/workflows/publish-pypi.yml
+++ b/.github/workflows/publish-pypi.yml
@@ -23,7 +23,7 @@ jobs:
         run: git fetch --depth=1 origin +refs/tags/*:refs/tags/*
         shell: bash
 
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: "3.12"