diff --git a/tools/check_python_deps.py b/tools/check_python_deps.py
index 6f95122a66..37ddaaa21f 100644
--- a/tools/check_python_deps.py
+++ b/tools/check_python_deps.py
@@ -142,5 +142,5 @@ if __name__ == "__main__":
   # not compatible.
   from ortools.constraint_solver import _pywrapcp  # pylint: disable=g-import-not-at-top,unused-import
   from ortools.linear_solver import _pywraplp  # pylint: disable=g-import-not-at-top,unused-import
-  from ortools.algorithms import _pywrapknapsack_solver  # pylint: disable=g-import-not-at-top,unused-import
+  from ortools.algorithms.python import knapsack_solver  # pylint: disable=g-import-not-at-top,unused-import
   from ortools.graph import _pywrapgraph  # pylint: disable=g-import-not-at-top,unused-import