diff --git a/.github/workflows/PR_license.yml b/.github/workflows/PR_license.yml
index 576c0430..ab76b143 100644
--- a/.github/workflows/PR_license.yml
+++ b/.github/workflows/PR_license.yml
@@ -22,7 +22,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.9", "3.10", "3.11", "3.12"]
-        gurobi-version: ["gurobi10", "gurobi11"]
+        gurobi-version: ["gurobi10", "gurobi11","gurobi12"]
         exclude:
           - python-version: "3.12"
             gurobi-version: "gurobi10"
diff --git a/.github/workflows/PR_nolicense.yml b/.github/workflows/PR_nolicense.yml
index a94a1603..ac6041ad 100644
--- a/.github/workflows/PR_nolicense.yml
+++ b/.github/workflows/PR_nolicense.yml
@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.9", "3.10", "3.11", "3.12"]
-        gurobi-version: ["gurobi11"]
+        gurobi-version: ["gurobi11","gurobi12"]
 
     steps:
     - uses: actions/checkout@v4
diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index 8940a5f1..37b1f476 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -20,7 +20,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.9", "3.10", "3.11", "3.12"]
-        gurobi-version: ["gurobi10", "gurobi11"]
+        gurobi-version: ["gurobi10", "gurobi11","gurobi12"]
         exclude:
           - python-version: "3.12"
             gurobi-version: "gurobi10"
@@ -54,7 +54,7 @@ jobs:
       run: |
         tox
     - name: Run examples with Gurobi 11
-      if: ${{ (matrix.gurobi-version == 'gurobi11') && (matrix.python-version == '3.12') }}
+      if: ${{ (matrix.gurobi-version != 'gurobi10') && (matrix.python-version == '3.12') }}
       env:
         GRB_LICENSE_FILE: ${{ steps.write-license.outputs.grb_license_file }}
         GUROBI_VERSION: ${{ matrix.gurobi-version }}
diff --git a/requirements.txt b/requirements.txt
index 42a2b35c..5c12fee2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-gurobipy==11.0.3
+gurobipy==12.0.0
 numpy==2.0.2
 pandas==2.2.2
 scikit-learn==1.5.2
diff --git a/tox.ini b/tox.ini
index 8ca824e2..26dc46b7 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,7 +6,7 @@
 # package manager then this can be achieved with "brew install libomp".
 
 [tox]
-envlist = {py39,py310,py311,py312}-{lightgbm,keras,pandas,pytorch,sklearn,xgboost,no_deps,all_deps}-{gurobi10,gurobi11},pre-commit,docs,examples-{gurobi10,gurobi11}
+envlist = {py39,py310,py311,py312}-{lightgbm,keras,pandas,pytorch,sklearn,xgboost,no_deps,all_deps}-{gurobi10,gurobi11,gurobi12},pre-commit,docs,examples-{gurobi10,gurobi11,gurobi12}
 isolated_build = True
 
 [gh-actions]
@@ -18,6 +18,7 @@ python =
 
 [gh-actions:env]
 GUROBI_VERSION =
+  gurobi12: gurobi12
   gurobi11: gurobi11
   gurobi10: gurobi10
 
@@ -29,7 +30,7 @@ allowlist_externals = /usr/bin/make
 commands =
     make html
 
-[testenv:{py39,py310,py311,py312}-examples-{gurobi10,gurobi11}]
+[testenv:{py39,py310,py311,py312}-examples-{gurobi10,gurobi11,gurobi12}]
 deps =
     -r{toxinidir}/requirements.tox.txt
     -r{toxinidir}/requirements.keras.txt
@@ -43,6 +44,7 @@ deps =
     seaborn
     gurobi10: gurobipy==10.0.3
     gurobi11: gurobipy==11.0.3
+    gurobi12: gurobipy==12.0.0
 
 changedir = {toxinidir}/notebooks
 allowlist_externals = /usr/bin/make
@@ -80,30 +82,31 @@ deps =
     pytest-cov
     joblib
     gurobi10: gurobipy==10.0.3
-    gurobi11: gurobipy==11.0.1
+    gurobi11: gurobipy==11.0.3
+    gurobi12: gurobipy==12.0.0
 
-[testenv:{py39,py310,py311,py312}-keras-{gurobi10,gurobi11}]
+[testenv:{py39,py310,py311,py312}-keras-{gurobi10,gurobi11,gurobi12}]
 deps =
     {[base]deps}
     -r{toxinidir}/requirements.keras.txt
 commands =
     pytest tests/test_keras
 
-[testenv:{py39,py310,py311,py312}-pytorch-{gurobi10,gurobi11}]
+[testenv:{py39,py310,py311,py312}-pytorch-{gurobi10,gurobi11,gurobi12}]
 deps =
     {[base]deps}
     -r{toxinidir}/requirements.pytorch.txt
 commands =
     pytest tests/test_pytorch
 
-[testenv:{py39,py310,py311,py312}-sklearn-{gurobi10,gurobi11}]
+[testenv:{py39,py310,py311,py312}-sklearn-{gurobi10,gurobi11,gurobi12}]
 deps =
     {[base]deps}
     -r{toxinidir}/requirements.sklearn.txt
 commands =
     pytest tests/test_sklearn
 
-[testenv:{py39,py310,py311,py312}-xgboost-{gurobi10,gurobi11}]
+[testenv:{py39,py310,py311,py312}-xgboost-{gurobi10,gurobi11,gurobi12}]
 deps =
     {[base]deps}
     -r{toxinidir}/requirements.sklearn.txt
@@ -111,7 +114,7 @@ deps =
 commands =
     pytest tests/test_xgboost
 
-[testenv:{py39,py310,py311,py312}-lightgbm-{gurobi10,gurobi11}]
+[testenv:{py39,py310,py311,py312}-lightgbm-{gurobi10,gurobi11,gurobi12}]
 deps =
     {[base]deps}
     -r{toxinidir}/requirements.lightgbm.txt
@@ -125,7 +128,7 @@ deps =
 commands =
     pytest tests/test_no_deps
 
-[testenv:{py39,py310,py311,py312}-pandas-{gurobi10,gurobi11}]
+[testenv:{py39,py310,py311,py312}-pandas-{gurobi10,gurobi11,gurobi12}]
 deps =
     {[base]deps}
     -r{toxinidir}/requirements.pandas.txt
@@ -133,7 +136,7 @@ deps =
 commands =
     pytest tests/test_pandas
 
-[testenv:{py39,py310,py311,py312}-all_deps-{gurobi10,gurobi11}]
+[testenv:{py39,py310,py311,py312}-all_deps-{gurobi10,gurobi11,gurobi12}]
 deps =
     {[base]deps}
     -r{toxinidir}/requirements.keras.txt