diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 07ce718..3c9bd0a 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -27,7 +27,7 @@ jobs:
       - uses: actions/checkout@v5
         with:
           path: this-action/
-      - uses: gap-actions/setup-gap@v2
+      - uses: gap-actions/setup-gap@v3
       - uses: ./this-action/
         with:
           use-latex: ${{ matrix.use-latex }}
diff --git a/README.md b/README.md
index 76825af..6ab967d 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,10 @@ All of the following inputs are optional.
     treated as errors
   - default: `true`
 
+### What's new in v2
+
+This action now requires `gap-actions/setup-gap@v3`.
+
 ### Examples
 
 See below for
@@ -49,8 +53,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v5
-      - uses: gap-actions/setup-gap@v2
-      - uses: gap-actions/build-pkg-docs@v1
+      - uses: gap-actions/setup-gap@v3
+      - uses: gap-actions/build-pkg-docs@v2
 ```
 
 #### Uploading the manual as an artifact
@@ -70,8 +74,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v5
-      - uses: gap-actions/setup-gap-for-packages@v2
-      - uses: gap-actions/build-pkg-docs@v1
+      - uses: gap-actions/setup-gap@v3
+      - uses: gap-actions/build-pkg-docs@v2
         with:
           use-latex: 'true'
       - name: 'Upload documentation'
diff --git a/action.yml b/action.yml
index 6f5ef75..8fa2678 100644
--- a/action.yml
+++ b/action.yml
@@ -19,22 +19,6 @@ runs:
       run: |
         sudo apt-get update
         sudo apt-get install --no-install-recommends texlive-latex-base texlive-latex-recommended texlive-latex-extra texlive-fonts-recommended
-    - name: "Setup GAP root"
-      shell: bash
-      run: |
-        # set up a custom GAP root containing only this package, so that
-        # we can force GAP to load the correct version of this package
-        # (we already did that in build_pkg.sh, but we do it again here,
-        # to allow the occasional instance where a package wants to also
-        # run the tests of others packages, by invoking this script multiple
-        # times in different directories)
-        mkdir -p /tmp/gaproot/pkg/
-        ln -f -s $PWD /tmp/gaproot/pkg/
-
-        # start GAP with custom GAP root, to ensure correct package version is loaded
-        GAPROOT=${GAPROOT-$HOME/gap}
-        echo "GAP=$GAPROOT/gap -l /tmp/gaproot; --quitonbreak" >> "$GITHUB_ENV"
-        echo "GAPROOT=$GAPROOT" >> "$GITHUB_ENV"
     - name: "Check for GAP manual"
       shell: bash
       run: |