diff --git a/.github/workflows/ci-windows.yml b/.github/workflows/ci-windows.yml
index 565c7b866c..c1fbcddc78 100644
--- a/.github/workflows/ci-windows.yml
+++ b/.github/workflows/ci-windows.yml
@@ -31,7 +31,7 @@ jobs:
       run: |
         python -m pip install uv
         python -m uv pip install --system --upgrade pip setuptools wheel
-        python -m uv pip install --system --upgrade '.[all,test]'
+        python -m uv pip install --system --upgrade "pyhf[all,test] @ ."
 
     - name: List installed Python packages
       run: python -m pip list
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2f3f29b27d..06bc88b475 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -47,7 +47,7 @@ jobs:
       run: |
         python -m pip install uv
         python -m uv pip install --system --upgrade pip setuptools wheel
-        python -m uv pip install --system --upgrade ".[all,test]"
+        python -m uv pip install --system --upgrade "pyhf[all,test] @ ."
 
     - name: List installed Python packages
       run: python -m pip list
diff --git a/.github/workflows/dependencies-head.yml b/.github/workflows/dependencies-head.yml
index 2ffc62a28f..5dc185599b 100644
--- a/.github/workflows/dependencies-head.yml
+++ b/.github/workflows/dependencies-head.yml
@@ -31,7 +31,7 @@ jobs:
       run: |
         python -m pip install uv
         python -m uv pip install --system --upgrade pip setuptools wheel
-        python -m uv pip --no-cache --quiet install --system --upgrade --pre ".[all,test]"
+        python -m uv pip --no-cache --quiet install --system --upgrade --pre "pyhf[all,test] @ ."
         python -m pip list
 
     - name: List release candidates, alpha, and beta releases
@@ -64,7 +64,7 @@ jobs:
       run: |
         python -m pip install uv
         python -m uv pip install --system --upgrade pip setuptools wheel
-        python -m uv pip --no-cache --quiet install --system --upgrade ".[all,test]"
+        python -m uv pip --no-cache --quiet install --system --upgrade "pyhf[all,test] @ ."
         python -m uv pip uninstall --yes scipy
         python -m uv pip install --system --upgrade --index-url https://pypi.anaconda.org/scientific-python-nightly-wheels/simple scipy
         python -m pip list
@@ -91,7 +91,7 @@ jobs:
       run: |
         python -m pip install uv
         python -m uv pip install --system --upgrade pip setuptools wheel
-        python -m uv pip --no-cache --quiet install --system --upgrade ".[all,test]"
+        python -m uv pip --no-cache --quiet install --system --upgrade "pyhf[all,test] @ ."
         python -m uv pip uninstall --yes iminuit
         python -m uv pip install --system --upgrade cython
         python -m uv pip install --system --upgrade git+https://github.com/scikit-hep/iminuit.git
@@ -118,7 +118,7 @@ jobs:
       run: |
         python -m pip install uv
         python -m uv pip install --system --upgrade pip setuptools wheel
-        python -m uv pip --no-cache --quiet install --system --upgrade ".[all,test]"
+        python -m uv pip --no-cache --quiet install --system --upgrade "pyhf[all,test] @ ."
         python -m uv pip uninstall --yes uproot
         python -m uv pip install --system --upgrade git+https://github.com/scikit-hep/uproot5.git
         python -m pip list
@@ -146,7 +146,7 @@ jobs:
       run: |
         python -m pip install uv
         python -m uv pip install --system --upgrade pip setuptools wheel
-        python -m uv pip --no-cache --quiet install --system --upgrade ".[all,test]"
+        python -m uv pip --no-cache --quiet install --system --upgrade "pyhf[all,test] @ ."
         python -m uv pip uninstall --yes matplotlib
         # Need to use --extra-index-url as dependencies aren't on scientific-python-nightly-wheels package index.
         # Need to use --pre as dev releases will need priority over stable releases.
@@ -182,7 +182,7 @@ jobs:
       run: |
         python -m pip install uv
         python -m uv pip install --system --upgrade pip setuptools wheel
-        python -m uv pip --no-cache --quiet install --system --upgrade ".[all,test]"
+        python -m uv pip --no-cache --quiet install --system --upgrade "pyhf[all,test] @ ."
         python -m uv pip uninstall --yes pytest
         python -m uv pip install --system --upgrade git+https://github.com/pytest-dev/pytest.git
         python -m pip list
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index fab5fe544c..13aa8541fd 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -30,7 +30,7 @@ jobs:
       run: |
         python -m pip install uv
         python -m uv pip install --system --upgrade pip setuptools wheel
-        python -m uv pip --quiet install --system --upgrade .[docs,test]
+        python -m uv pip --quiet install --system --upgrade "pyhf[docs,test] @ ."
         python -m uv pip install --system yq
         python -m pip list
 
diff --git a/.github/workflows/lower-bound-requirements.yml b/.github/workflows/lower-bound-requirements.yml
index fa304dc718..fbe0fca0be 100644
--- a/.github/workflows/lower-bound-requirements.yml
+++ b/.github/workflows/lower-bound-requirements.yml
@@ -28,7 +28,7 @@ jobs:
       run: |
         python -m pip install uv
         python -m uv pip install --system --upgrade pip setuptools wheel
-        python -m uv pip --no-cache install --system --constraint tests/constraints.txt ".[all,test]"
+        python -m uv pip --no-cache install --system --constraint tests/constraints.txt "pyhf[all,test] @ ."
 
     - name: List installed Python packages
       run: python -m pip list
diff --git a/.github/workflows/notebooks.yml b/.github/workflows/notebooks.yml
index 58e821220d..261448b728 100644
--- a/.github/workflows/notebooks.yml
+++ b/.github/workflows/notebooks.yml
@@ -31,7 +31,7 @@ jobs:
         python -m pip install uv
         python -m uv pip install --system --upgrade pip setuptools wheel
         # FIXME: c.f. https://github.com/scikit-hep/pyhf/issues/2104
-        python -m uv pip install --system --upgrade ".[all,test]" 'jupyter-client<8.0.0'
+        python -m uv pip install --system --upgrade "pyhf[all,test] @ ." 'jupyter-client<8.0.0'
 
     - name: List installed Python packages
       run: python -m pip list