diff --git a/_cmake/externals/FindLocalPyBind11.cmake b/_cmake/externals/FindLocalPyBind11.cmake
index 63dabe7..928e25d 100644
--- a/_cmake/externals/FindLocalPyBind11.cmake
+++ b/_cmake/externals/FindLocalPyBind11.cmake
@@ -8,7 +8,7 @@
 # pybind11
 #
 
-set(pybind11_TAG "v2.13.5")
+set(pybind11_TAG "v3.0.0")
 
 include(FetchContent)
 FetchContent_Declare(
diff --git a/_doc/examples/plot_logistic_regression_clustering.py b/_doc/examples/plot_logistic_regression_clustering.py
index 42baec9..3aeac2a 100644
--- a/_doc/examples/plot_logistic_regression_clustering.py
+++ b/_doc/examples/plot_logistic_regression_clustering.py
@@ -113,7 +113,7 @@ def draw_border(
 # -------------------
 
 
-clr = LogisticRegression(solver="lbfgs", multi_class="multinomial")
+clr = LogisticRegression(solver="lbfgs")
 clr.fit(X, Y)
 
 ########################################
@@ -133,7 +133,7 @@ def draw_border(
 # -------------------------------
 
 
-clk = ClassifierAfterKMeans(e_solver="lbfgs", e_multi_class="multinomial")
+clk = ClassifierAfterKMeans(e_solver="lbfgs")
 clk.fit(X, Y)
 
 
@@ -165,9 +165,7 @@ def draw_border(
 
 dt = []
 for cl in range(1, 6):
-    clk = ClassifierAfterKMeans(
-        c_n_clusters=cl, e_solver="lbfgs", e_multi_class="multinomial", e_max_iter=700
-    )
+    clk = ClassifierAfterKMeans(c_n_clusters=cl, e_solver="lbfgs", e_max_iter=700)
     clk.fit(X, Y)
     sc = clk.score(X, Y)
     dt.append(dict(score=sc, nb_clusters=cl))
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index daf7add..f31516d 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -44,6 +44,9 @@ jobs:
       export USE_CUDA=0
       python -m pip install -e . --config-settings="--use_cuda=0" -v
     displayName: 'pip install -e . --config-settings="--use_cuda=0" -v'
+  - script: |
+      python -m pip freeze
+    displayName: 'pip freeze'
   - script: |
       python -m pytest _unittests --durations=10
     displayName: 'Runs Unit Tests'
@@ -114,6 +117,9 @@ jobs:
       export USE_CUDA=0
       python -m pip install -e . --config-settings="--use_cuda=0" -v
     displayName: 'pip install -e . --config-settings="--use_cuda=0" -v'
+  - script: |
+      python -m pip freeze
+    displayName: 'pip freeze'
   - script: |
       python -m pytest _unittests --durations=10
     displayName: 'Runs Unit Tests'
@@ -123,6 +129,9 @@ jobs:
       export USE_CUDA=0
       python -m pip wheel . --config-settings="--use_cuda=0" -v
     displayName: 'build wheel'
+  - script: |
+      python -m pip freeze
+    displayName: 'pip freeze'
   - script: |
       mkdir dist
       cp mlinsights*.whl dist
@@ -185,6 +194,9 @@ jobs:
       # python -m pip install -e .
       python setup.py build_ext --inplace
     displayName: 'build inplace'
+  - script: |
+      python -m pip freeze
+    displayName: 'pip freeze'
   - bash: |
       contents=$(cat .build_path.txt)
       export BUILD_PATH="$contents"
@@ -258,6 +270,9 @@ jobs:
   - script: |
         python setup.py install
     displayName: 'build wheel'
+  - script: |
+      python -m pip freeze
+    displayName: 'pip freeze'
   - powershell: |
         $contents = Get-Content -Path ".build_path.txt"
         cd $contents
@@ -321,6 +336,9 @@ jobs:
   - script: |
       python setup.py build_ext --inplace
     displayName: 'build'
+  - script: |
+      python -m pip freeze
+    displayName: 'pip freeze'
   - script: |
       python setup.py bdist_wheel
     displayName: 'build wheel'