diff --git a/doc/Changelog b/doc/Changelog
index 254261fa5..9b7bbcc5b 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -1,3 +1,6 @@
+28 November 2011: Wouter
+	- Fix quartile time estimate, it was too low, (thanks Jan Komissar).
+
 11 November 2011: Wouter
 	- Makefile compat with SunOS make, BSD make and GNU make.
 	- iana ports updated.
diff --git a/util/timehist.c b/util/timehist.c
index 38e642778..98d8db1c8 100644
--- a/util/timehist.c
+++ b/util/timehist.c
@@ -220,7 +220,7 @@ timehist_quartile(struct timehist* hist, double q)
 		(double)hist->buckets[i].upper.tv_usec/1000000.;
 #endif
 	res = (lookfor - passed)*(up-low)/((double)hist->buckets[i].count);
-	return res;
+	return low+res;
 }
 
 void