diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index b6a4be6..1192d52 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -28,6 +28,7 @@ jobs:
       - uses: swift-actions/setup-swift@v3
         with:
           swift-version: "6.2.4"
+          skip-verify-signature: true
       # Because our tree-sitter code is in a subdirectory,
       # and working-directory does not apply to uses, we
       # are forced to specify calls to the CI ourselves.
@@ -46,6 +47,7 @@ jobs:
       - uses: swift-actions/setup-swift@v3
         with:
           swift-version: "6.2.4"
+          skip-verify-signature: true
       - run: tree-sitter generate
         working-directory: ./tree-sitter-p4
       - run: ./ci/format.sh