diff --git a/.clang-tidy b/.clang-tidy
index df924ca6a8..025098cceb 100644
--- a/.clang-tidy
+++ b/.clang-tidy
@@ -3,4 +3,5 @@ Checks: [-*,
          bugprone-branch-clone,
          bugprone-implicit-widening-of-multiplication-result,
          bugprone-incorrect-division,
+         bugprone-incorrect-roundings,
 ]
diff --git a/src/util.cc b/src/util.cc
index a7fae2700f..b931134d53 100644
--- a/src/util.cc
+++ b/src/util.cc
@@ -1875,9 +1875,9 @@ double current_time(bool real) {
 struct timeval double_to_timeval(double t) {
     struct timeval tv;
 
-    double t1 = floor(t);
-    tv.tv_sec = int(t1);
-    tv.tv_usec = int((t - t1) * 1e6 + 0.5);
+    double t1 = std::floor(t);
+    tv.tv_sec = static_cast<time_t>(t1);
+    tv.tv_usec = std::lround((t - t1) * 1e6);
 
     return tv;
 }