diff --git a/README.md b/README.md
index c27d101..6f4e0a1 100644
--- a/README.md
+++ b/README.md
@@ -36,7 +36,7 @@ Ui fixes
 	~~Warning: setState(...): Can only update a mounted or mounting component.~~
 	~~This usually means you called setState() on an unmounted component.~~
 	~~This is a no-op.~~
-* show duration details (steps duration) on build page
+* ~~show duration details (steps duration) on build page~~
 * speed up build points animation at ff (maybe borrow something from animate.css?)
 * current successfully streak icons at project page
 * ~~don't appear build from other project on project page~~
diff --git a/static/js/app/components/builds/view.jade b/static/js/app/components/builds/view.jade
index caa7d5e..6e7121a 100644
--- a/static/js/app/components/builds/view.jade
+++ b/static/js/app/components/builds/view.jade
@@ -67,11 +67,14 @@ div.row
 								DateTime(value=this.state.build.createDate)
 
 							if this.state.build.endDate
+								- var durationTitle = _(this.state.build.stepTimings).map(function(stepTiming) {
+								-	return stepTiming.name + ': ' + (stepTiming.duration / 1000).toFixed(1) + ' sec';
+								- }).join('\n');
 								| , finished
 								| 
 								DateTime(value=this.state.build.endDate)
 								| 
-								Duration(value=(this.state.build.endDate - this.state.build.startDate), withSuffix=true)
+								Duration(value=(this.state.build.endDate - this.state.build.startDate), withSuffix=true, title=durationTitle)
 
 				mixin rev(rev, prefix)
 					- prefix = prefix || ''; 
diff --git a/static/js/app/components/common/duration/index.jade b/static/js/app/components/common/duration/index.jade
index 3c276d5..33d58ec 100644
--- a/static/js/app/components/common/duration/index.jade
+++ b/static/js/app/components/common/duration/index.jade
@@ -3,4 +3,5 @@
 - var min = sec >= 60 ? Math.round(sec / 60) : 0;
 - var suffix = this.props.withSuffix ? 'in ' : '';
 - var ending = min === 1 ? '' : 's';
-span(title= sec + ' second' + ending)= suffix + (min ? min + ' minunte' : sec + ' second') + ending
+- var title = this.props.title || sec + ' second' + ending;
+span(title= title)= suffix + (min ? min + ' minunte' : sec + ' second') + ending