diff --git a/.github/workflows/SpellCheck.yml b/.github/workflows/SpellCheck.yml
index dd0f6932..3fd4da1f 100644
--- a/.github/workflows/SpellCheck.yml
+++ b/.github/workflows/SpellCheck.yml
@@ -10,4 +10,4 @@ jobs:
       - name: Checkout Actions Repository
         uses: actions/checkout@v7
       - name: Check spelling
-        uses: crate-ci/typos@v1.50.0
+        uses: crate-ci/typos@v1.50.3
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index efad5e87..1847d192 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -38,18 +38,18 @@ jobs:
           - '1.10'
           - '1.11'
         t8code_version:
-          - '4.0.0-26.07'
+          - '4.0.0-26.10'
         include:
           - os: ubuntu-latest
             test_type: coverage
             arch: x64
             julia_version: '1.11'
-            t8code_version: '4.0.0-26.07'
+            t8code_version: '4.0.0-26.10'
           - os: macos-latest
             test_type: smoke
             arch: default
             julia_version: '1.11'
-            t8code_version: '4.0.0-26.07'
+            t8code_version: '4.0.0-26.10'
     env:
       # Necessary for HDF5 to play nice with Julia
       LD_PRELOAD: /lib/x86_64-linux-gnu/libcurl.so.4
@@ -128,10 +128,6 @@ jobs:
           make -j 2
           make install
 
-          # temporary workaround, remove with next release
-          # https://github.com/DLR-AMR/t8code/pull/2355
-          mv ../prefix/PRIVATE_HEADER/* ../prefix/include/
-
       - name: Configure (test_type == 'regular')
         if: ${{ matrix.test_type == 'regular' || matrix.test_type == 'smoke'}}
         run: |