diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 46006ad..219add1 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -201,7 +201,6 @@ jobs:
           echo "cffi @ git+https://github.com/python-cffi/cffi.git@954cab4f889fb019a7f90df153ee1be501495f58" > cffi_constraint.txt
           # Use "--pre" here because dependencies with support for this future
           # Python release may only be available as pre-releases
-          echo $PWD/cffi_constraint.txt
           PIP_CONSTRAINT=$PWD/cffi_constraint.txt pip install --pre .[test]
       - name: Install zope.security and dependencies
         if: matrix.python-version != '3.13.0-alpha - 3.13.0'
@@ -321,7 +320,7 @@ jobs:
           unzip -n dist/zope.security-*whl -d src
           # Use "--pre" here because dependencies with support for this future
           # Python release may only be available as pre-releases
-          PIP_CONSTRAINT=cffi_constraint.txt pip install --pre -U -e .[test]
+          PIP_CONSTRAINT=$PWD/cffi_constraint.txt pip install --pre -U -e .[test]
       - name: Install zope.security
         if: ${{ !startsWith(matrix.python-version, '3.13.0-alpha - 3.13.0') }}
         run: |