diff --git a/motile/solver.py b/motile/solver.py
index 460802b..d62dc5c 100644
--- a/motile/solver.py
+++ b/motile/solver.py
@@ -12,6 +12,7 @@
 from .ssvm import fit_weights
 
 logger = logging.getLogger(__name__)
+ILPY_V03 = ilpy.__version__.split(".")[:2] >= ["0", "3"]
 
 if TYPE_CHECKING:
     from motile.costs import Costs
@@ -152,7 +153,12 @@ def solve(self, timeout: float = 0.0, num_threads: int = 1) -> ilpy.Solution:
 
         self.ilp_solver.set_verbose(False)
 
-        self.solution, message = self.ilp_solver.solve()
+        solution = self.ilp_solver.solve()
+
+        if ILPY_V03:
+            self.solution, message = solution, solution.get_status()
+        else:
+            self.solution, message = solution
         if message:
             logger.info("ILP solver returned with: %s", message)