1 files changed, 1 insertions, 1 deletions
diff --git a/icing/testing/fake-clock.h b/icing/testing/fake-clock.h
index f9f3654..f451753 100644
--- a/icing/testing/fake-clock.h
+++ b/icing/testing/fake-clock.h
@@ -24,7 +24,7 @@ namespace lib {
 // every time it's requested.
 class FakeTimer : public Timer {
  public:
-  int64_t GetElapsedMilliseconds() override {
+  int64_t GetElapsedMilliseconds() const override {
     return fake_elapsed_milliseconds_;
   }