diff --git a/.github/workflows/dask_test.yaml b/.github/workflows/dask_test.yaml
index 6c03f465..3414c99d 100644
--- a/.github/workflows/dask_test.yaml
+++ b/.github/workflows/dask_test.yaml
@@ -47,10 +47,10 @@ jobs:
           cache-environment-key: environment-${{ steps.date.outputs.date }}-0
 
       - name: Install current main versions of dask
-        run: python -m pip install git+https://github.com/dask/dask
+        run: python -m pip install git+https://github.com/fjetter/dask@task_spec_remove_recursion
 
       - name: Install current main versions of distributed
-        run: python -m pip install git+https://github.com/dask/distributed
+        run: python -m pip install git+https://github.com/fjetter/distributed@task_spec_remove_recursion
 
       - name: Install dask-expr
         run: python -m pip install -e . --no-deps
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index b081b526..7c562e29 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -47,11 +47,11 @@ jobs:
           cache-environment-key: environment-${{ steps.date.outputs.date }}-1
 
       - name: Install current main versions of dask
-        run: python -m pip install git+https://github.com/dask/dask
+        run: python -m pip install git+https://github.com/fjetter/dask@task_spec_remove_recursion
         if: ${{ matrix.environment-file == 'ci/environment.yml' }}
 
       - name: Install current main versions of distributed
-        run: python -m pip install git+https://github.com/dask/distributed
+        run: python -m pip install git+https://github.com/fjetter/distributed@task_spec_remove_recursion
         if: ${{ matrix.environment-file == 'ci/environment.yml' }}
 
       - name: Install dask-expr
diff --git a/ci/environment.yml b/ci/environment.yml
index e2877f43..b6569d66 100644
--- a/ci/environment.yml
+++ b/ci/environment.yml
@@ -12,5 +12,5 @@ dependencies:
   - sqlalchemy
   - xarray
   - pip:
-      - git+https://github.com/dask/distributed
-      - git+https://github.com/dask/dask
+      - git+https://github.com/fjetter/distributed@task_spec_remove_recursion
+      - git+https://github.com/fjetter/dask@task_spec_remove_recursion