diff --git a/ortools/lp_data/lp_data.cc b/ortools/lp_data/lp_data.cc
index a468cfd88c..1c2cdcade5 100644
--- a/ortools/lp_data/lp_data.cc
+++ b/ortools/lp_data/lp_data.cc
@@ -67,7 +67,7 @@ bool AreBoundsFreeOrBoxed(Fractional lower_bound, Fractional upper_bound) {
 template <class I, class T>
 double Average(const absl::StrongVector<I, T>& v) {
   const size_t size = v.size();
-  DCHECK_LT(0, size);
+  if (size == 0) return 0.0;
   double sum = 0.0;
   double n = 0.0;  // n is used in a calculation involving doubles.
   for (I i(0); i < size; ++i) {