diff --git a/ortools/linear_solver/BUILD.bazel b/ortools/linear_solver/BUILD.bazel
index d6edf109bf..eaf8199754 100644
--- a/ortools/linear_solver/BUILD.bazel
+++ b/ortools/linear_solver/BUILD.bazel
@@ -405,6 +405,8 @@ cc_binary(
         "//ortools/lp_data:lp_parser",
         "//ortools/lp_data:mps_reader",
         "//ortools/lp_data:sol_reader",
+        "@abseil-cpp//absl/flags:flag",
+        "@abseil-cpp//absl/log:flags",
         "@abseil-cpp//absl/status",
         "@abseil-cpp//absl/status:statusor",
         "@abseil-cpp//absl/time",
diff --git a/ortools/linear_solver/solve.cc b/ortools/linear_solver/solve.cc
index 893807f38d..d28603c91d 100644
--- a/ortools/linear_solver/solve.cc
+++ b/ortools/linear_solver/solve.cc
@@ -50,18 +50,20 @@
 //       2>/tmp/foo.err
 
 #include <cstdio>
+#include <cstdlib>
 #include <iostream>
 #include <optional>
 #include <string>
 #include <utility>
 
-#include "absl/flags/declare.h"
 #include "absl/flags/flag.h"
+#include "absl/log/flags.h"
 #include "absl/status/status.h"
 #include "absl/status/statusor.h"
 #include "absl/strings/match.h"
 #include "absl/strings/str_cat.h"
 #include "absl/strings/str_format.h"
+#include "absl/time/clock.h"
 #include "absl/time/time.h"
 #include "ortools/base/file.h"
 #include "ortools/base/helpers.h"