diff --git a/ortools/linear_solver/python/model_builder_helper.cc b/ortools/linear_solver/python/model_builder_helper.cc
index 0a7dc9fada..eb58b900a3 100644
--- a/ortools/linear_solver/python/model_builder_helper.cc
+++ b/ortools/linear_solver/python/model_builder_helper.cc
@@ -26,7 +26,6 @@
 #include <utility>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "absl/log/check.h"
diff --git a/ortools/pdlp/iteration_stats.cc b/ortools/pdlp/iteration_stats.cc
index 83a448e7d1..5d45635c80 100644
--- a/ortools/pdlp/iteration_stats.cc
+++ b/ortools/pdlp/iteration_stats.cc
@@ -22,7 +22,6 @@
 #include <utility>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "absl/log/check.h"
diff --git a/ortools/pdlp/iteration_stats_test.cc b/ortools/pdlp/iteration_stats_test.cc
index 350101f259..d7ab588a8a 100644
--- a/ortools/pdlp/iteration_stats_test.cc
+++ b/ortools/pdlp/iteration_stats_test.cc
@@ -17,7 +17,6 @@
 #include <optional>
 #include <utility>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
diff --git a/ortools/pdlp/primal_dual_hybrid_gradient.cc b/ortools/pdlp/primal_dual_hybrid_gradient.cc
index b89bbcfdaa..b872aebfd1 100644
--- a/ortools/pdlp/primal_dual_hybrid_gradient.cc
+++ b/ortools/pdlp/primal_dual_hybrid_gradient.cc
@@ -25,7 +25,6 @@
 #include <utility>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "absl/algorithm/container.h"
diff --git a/ortools/pdlp/primal_dual_hybrid_gradient.h b/ortools/pdlp/primal_dual_hybrid_gradient.h
index 5953345d71..b3864a9cfb 100644
--- a/ortools/pdlp/primal_dual_hybrid_gradient.h
+++ b/ortools/pdlp/primal_dual_hybrid_gradient.h
@@ -18,7 +18,6 @@
 #include <functional>
 #include <optional>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "ortools/lp_data/lp_data.h"
 #include "ortools/pdlp/quadratic_program.h"
diff --git a/ortools/pdlp/primal_dual_hybrid_gradient_test.cc b/ortools/pdlp/primal_dual_hybrid_gradient_test.cc
index 3ce871b552..4e827e0a9b 100644
--- a/ortools/pdlp/primal_dual_hybrid_gradient_test.cc
+++ b/ortools/pdlp/primal_dual_hybrid_gradient_test.cc
@@ -25,7 +25,6 @@
 #include <utility>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "absl/container/flat_hash_map.h"
diff --git a/ortools/pdlp/quadratic_program.cc b/ortools/pdlp/quadratic_program.cc
index e008b909a5..271dda2684 100644
--- a/ortools/pdlp/quadratic_program.cc
+++ b/ortools/pdlp/quadratic_program.cc
@@ -21,7 +21,6 @@
 #include <tuple>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "absl/log/check.h"
diff --git a/ortools/pdlp/quadratic_program.h b/ortools/pdlp/quadratic_program.h
index 25490a7169..d2fbdd23e9 100644
--- a/ortools/pdlp/quadratic_program.h
+++ b/ortools/pdlp/quadratic_program.h
@@ -21,7 +21,6 @@
 #include <utility>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "absl/status/status.h"
diff --git a/ortools/pdlp/quadratic_program_io.cc b/ortools/pdlp/quadratic_program_io.cc
index 13767d2247..b4d64bde70 100644
--- a/ortools/pdlp/quadratic_program_io.cc
+++ b/ortools/pdlp/quadratic_program_io.cc
@@ -21,7 +21,6 @@
 #include <utility>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "absl/base/casts.h"
diff --git a/ortools/pdlp/quadratic_program_test.cc b/ortools/pdlp/quadratic_program_test.cc
index 5da55d970a..37eebac77c 100644
--- a/ortools/pdlp/quadratic_program_test.cc
+++ b/ortools/pdlp/quadratic_program_test.cc
@@ -21,7 +21,6 @@
 #include <utility>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "absl/status/status.h"
diff --git a/ortools/pdlp/sharded_optimization_utils.cc b/ortools/pdlp/sharded_optimization_utils.cc
index a77993c926..93d6aa6c14 100644
--- a/ortools/pdlp/sharded_optimization_utils.cc
+++ b/ortools/pdlp/sharded_optimization_utils.cc
@@ -22,7 +22,6 @@
 #include <utility>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "absl/log/check.h"
diff --git a/ortools/pdlp/sharded_optimization_utils_test.cc b/ortools/pdlp/sharded_optimization_utils_test.cc
index 26d9601845..2b6660f6bf 100644
--- a/ortools/pdlp/sharded_optimization_utils_test.cc
+++ b/ortools/pdlp/sharded_optimization_utils_test.cc
@@ -20,7 +20,6 @@
 #include <utility>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "gmock/gmock.h"
diff --git a/ortools/pdlp/sharded_quadratic_program.cc b/ortools/pdlp/sharded_quadratic_program.cc
index 7299cc8568..f7cc8f8992 100644
--- a/ortools/pdlp/sharded_quadratic_program.cc
+++ b/ortools/pdlp/sharded_quadratic_program.cc
@@ -18,7 +18,6 @@
 #include <optional>
 #include <utility>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "absl/log/check.h"
diff --git a/ortools/pdlp/sharded_quadratic_program_test.cc b/ortools/pdlp/sharded_quadratic_program_test.cc
index e89fd0a599..28e9dde031 100644
--- a/ortools/pdlp/sharded_quadratic_program_test.cc
+++ b/ortools/pdlp/sharded_quadratic_program_test.cc
@@ -16,7 +16,6 @@
 #include <limits>
 #include <optional>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
diff --git a/ortools/pdlp/sharder.cc b/ortools/pdlp/sharder.cc
index 68d9b6ba1c..1884fc4af2 100644
--- a/ortools/pdlp/sharder.cc
+++ b/ortools/pdlp/sharder.cc
@@ -19,7 +19,6 @@
 #include <functional>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "absl/log/check.h"
diff --git a/ortools/pdlp/sharder_test.cc b/ortools/pdlp/sharder_test.cc
index 6f8d464be5..fc5aa13efa 100644
--- a/ortools/pdlp/sharder_test.cc
+++ b/ortools/pdlp/sharder_test.cc
@@ -20,7 +20,6 @@
 #include <random>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "absl/random/distributions.h"
diff --git a/ortools/pdlp/test_util.cc b/ortools/pdlp/test_util.cc
index 0ac1cb937e..735a1675f3 100644
--- a/ortools/pdlp/test_util.cc
+++ b/ortools/pdlp/test_util.cc
@@ -19,7 +19,6 @@
 #include <string>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "gmock/gmock.h"
diff --git a/ortools/pdlp/test_util_test.cc b/ortools/pdlp/test_util_test.cc
index 649f4fdb11..4d870bbf1f 100644
--- a/ortools/pdlp/test_util_test.cc
+++ b/ortools/pdlp/test_util_test.cc
@@ -19,7 +19,6 @@
 #include <list>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "absl/log/check.h"
 #include "absl/types/span.h"
diff --git a/ortools/pdlp/trust_region.cc b/ortools/pdlp/trust_region.cc
index 6f1776e690..a2499c8a88 100644
--- a/ortools/pdlp/trust_region.cc
+++ b/ortools/pdlp/trust_region.cc
@@ -21,7 +21,6 @@
 #include <utility>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "absl/log/check.h"
 #include "ortools/base/logging.h"
diff --git a/ortools/pdlp/trust_region.h b/ortools/pdlp/trust_region.h
index a2e46597cd..0b58488516 100644
--- a/ortools/pdlp/trust_region.h
+++ b/ortools/pdlp/trust_region.h
@@ -20,7 +20,6 @@
 #include <limits>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "absl/algorithm/container.h"
 #include "absl/log/check.h"
diff --git a/ortools/pdlp/trust_region_test.cc b/ortools/pdlp/trust_region_test.cc
index 6e5ec02665..48bf3246c8 100644
--- a/ortools/pdlp/trust_region_test.cc
+++ b/ortools/pdlp/trust_region_test.cc
@@ -20,7 +20,6 @@
 #include <tuple>
 #include <vector>
 
-#define EIGEN_MPL2_ONLY
 #include "Eigen/Core"
 #include "Eigen/SparseCore"
 #include "absl/strings/str_cat.h"