diff --git a/test/chrono-test.cc b/test/chrono-test.cc
index 046415b4e6ff3..b562a50ea4bfd 100644
--- a/test/chrono-test.cc
+++ b/test/chrono-test.cc
@@ -881,8 +881,9 @@ TEST(chrono_test, timestamps_ratios) {
   EXPECT_EQ(fmt::format("{:%Y-%m-%d}", t5), "3000-01-01");
 
 #if FMT_SAFE_DURATION_CAST
-  std::chrono::time_point<std::chrono::system_clock, std::chrono::hours> t6(
-      (std::chrono::hours(std::numeric_limits<std::int64_t>::max())));
+  using years = std::chrono::duration<std::int64_t, std::ratio<31556952>>;
+  std::chrono::time_point<std::chrono::system_clock, years> t6(
+      (years(std::numeric_limits<std::int64_t>::max())));
 
   EXPECT_THROW_MSG((void)fmt::format("{:%Y-%m-%d}", t6), fmt::format_error,
                    "cannot format duration");