diff --git a/continuous_integration/environment-3.10.yaml b/continuous_integration/environment-3.10.yaml
index 6098096e86..13c970c87e 100644
--- a/continuous_integration/environment-3.10.yaml
+++ b/continuous_integration/environment-3.10.yaml
@@ -20,7 +20,7 @@ dependencies:
   - ipykernel
   - ipywidgets
   - jinja2
-  - jupyter_events<0.11
+  - jupyter_events
   - jupyter-server-proxy
   - jupyterlab
   - locket
@@ -33,7 +33,7 @@ dependencies:
   - psutil
   - pyarrow
   - nvidia-ml-py  # Only tested here
-  - pytest<8.4  # Pin due to https://github.com/pytest-dev/pytest-cov/issues/693
+  - pytest
   - pytest-cov
   - pytest-faulthandler
   - pytest-repeat
@@ -45,16 +45,12 @@ dependencies:
   - scikit-learn
   - scipy
   - sortedcollections
-  - tblib !=3.2.0,!=3.2.1
+  - tblib
   - toolz
   - torchvision  # Only tested here
   - tornado
   - zict  # overridden by git tip below
   - zstandard
-  # Temporary fix for https://github.com/pypa/setuptools/issues/4496
-  - setuptools < 71
-  # Temporary fix for https://github.com/jupyterlab/jupyterlab/issues/17012
-  - httpx<0.28.0
   - pip:
       - git+https://github.com/dask/dask
       - git+https://github.com/dask/zict
diff --git a/continuous_integration/environment-3.11.yaml b/continuous_integration/environment-3.11.yaml
index c2376a036c..641db193ae 100644
--- a/continuous_integration/environment-3.11.yaml
+++ b/continuous_integration/environment-3.11.yaml
@@ -18,7 +18,7 @@ dependencies:
   - ipykernel
   - ipywidgets
   - jinja2
-  - jupyter_events<0.11
+  - jupyter_events
   - jupyter-server-proxy
   - jupyterlab
   - locket
@@ -29,7 +29,7 @@ dependencies:
   - prometheus_client
   - psutil
   - pyarrow=14
-  - pytest<8.4  # Pin due to https://github.com/pytest-dev/pytest-cov/issues/693
+  - pytest
   - pytest-cov
   - pytest-faulthandler
   - pytest-repeat
@@ -39,15 +39,11 @@ dependencies:
   - scikit-learn
   - scipy
   - sortedcollections
-  - tblib !=3.2.0,!=3.2.1
+  - tblib
   - toolz
   - tornado
   - zict  # overridden by git tip below
   - zstandard
-  # Temporary fix for https://github.com/pypa/setuptools/issues/4496
-  - setuptools < 71
-  # Temporary fix for https://github.com/jupyterlab/jupyterlab/issues/17012
-  - httpx<0.28.0
   - pip:
       - git+https://github.com/dask/dask
       - git+https://github.com/dask/zict
diff --git a/continuous_integration/environment-3.12.yaml b/continuous_integration/environment-3.12.yaml
index efbb1c4397..7627ef70c7 100644
--- a/continuous_integration/environment-3.12.yaml
+++ b/continuous_integration/environment-3.12.yaml
@@ -18,7 +18,7 @@ dependencies:
   - ipykernel
   - ipywidgets
   - jinja2
-  - jupyter_events<0.11
+  - jupyter_events
   - jupyter-server-proxy
   - jupyterlab
   - locket
@@ -29,7 +29,7 @@ dependencies:
   - prometheus_client
   - psutil
   - pyarrow
-  - pytest<8.4  # Pin due to https://github.com/pytest-dev/pytest-cov/issues/693
+  - pytest
   - pytest-cov
   - pytest-faulthandler
   - pytest-repeat
@@ -39,15 +39,11 @@ dependencies:
   - scikit-learn
   - scipy
   - sortedcollections
-  - tblib !=3.2.0,!=3.2.1
+  - tblib
   - toolz
   - tornado
   - zict  # overridden by git tip below
   - zstandard
-  # Temporary fix for https://github.com/pypa/setuptools/issues/4496
-  - setuptools < 71
-  # Temporary fix for https://github.com/jupyterlab/jupyterlab/issues/17012
-  - httpx<0.28.0
   - pip:
       - git+https://github.com/dask/dask
       - git+https://github.com/dask/zict
diff --git a/continuous_integration/environment-3.13.yaml b/continuous_integration/environment-3.13.yaml
index a3ef5d7451..8112cc2c0e 100644
--- a/continuous_integration/environment-3.13.yaml
+++ b/continuous_integration/environment-3.13.yaml
@@ -17,7 +17,7 @@ dependencies:
   - ipykernel
   - ipywidgets
   - jinja2
-  - jupyter_events<0.11
+  - jupyter_events
   - jupyter-server-proxy
   - jupyterlab
   - locket
@@ -28,7 +28,7 @@ dependencies:
   - prometheus_client
   - psutil
   - pyarrow
-  - pytest<8.4  # Pin due to https://github.com/pytest-dev/pytest-cov/issues/693
+  - pytest
   - pytest-cov
   - pytest-faulthandler
   - pytest-repeat
@@ -38,15 +38,11 @@ dependencies:
   - scikit-learn
   - scipy
   - sortedcollections
-  - tblib !=3.2.0,!=3.2.1
+  - tblib
   - toolz
   - tornado
   - zict  # overridden by git tip below
   - zstandard
-  # Temporary fix for https://github.com/pypa/setuptools/issues/4496
-  - setuptools < 71
-  # Temporary fix for https://github.com/jupyterlab/jupyterlab/issues/17012
-  - httpx<0.28.0
   - pip:
       - git+https://github.com/dask/dask
       - git+https://github.com/dask/zict
diff --git a/continuous_integration/environment-mindeps.yaml b/continuous_integration/environment-mindeps.yaml
index 3aff3a69e9..5337d70fba 100644
--- a/continuous_integration/environment-mindeps.yaml
+++ b/continuous_integration/environment-mindeps.yaml
@@ -10,7 +10,9 @@ dependencies:
   - locket=1.0.0
   - msgpack-python=1.0.2
   - packaging=20.0
-  - pyparsing<3.3  # Newer versions of pyparsing drop old versions of packaging
+  - pyparsing<3.3  # Newer versions of pyparsing break with old versions of packaging
+  - setuptools<71  # Newer versions of setuptools break with packaging<24
+                   # https://github.com/pypa/setuptools/issues/4496
   - psutil=5.8.0
   - pyyaml=5.4.1
   - sortedcontainers=2.0.5
@@ -19,8 +21,6 @@ dependencies:
   - tornado=6.2.0
   - urllib3=1.26.5
   - zict=3.0.0
-  # Temporary fix for https://github.com/pypa/setuptools/issues/4496
-  - setuptools < 71
   # Distributed depends on the latest version of Dask
   - pip
   - pip: