diff --git a/libs/Help.js b/libs/Help.js
index 3cbe700..7ef6017 100644
--- a/libs/Help.js
+++ b/libs/Help.js
@@ -141,6 +141,7 @@ class Help {
     Help.say(say, where, '!stats month <title>')
     Help.say(say, where, '!stats year <title>')
     Help.say(say, where, '!stats lastday <title>')
+    Help.say(say, where, '!stats yesterday <title>')
     Help.say(say, where, '!stats lastweek <title>')
     Help.say(say, where, '!stats lastmonth <title>')
     Help.say(say, where, '!stats lastyear <title>')
@@ -160,6 +161,7 @@ class Help {
     Help.say(say, where, '!when month <title>')
     Help.say(say, where, '!when year <title>')
     Help.say(say, where, '!when lastday <title>')
+    Help.say(say, where, '!when yesterday <title>')
     Help.say(say, where, '!when lastweek <title>')
     Help.say(say, where, '!when lastmonth <title>')
     Help.say(say, where, '!when lastyear <title>')
@@ -178,6 +180,7 @@ class Help {
     Help.say(say, where, '!list month <artist>')
     Help.say(say, where, '!list year <artist>')
     Help.say(say, where, '!list lastday <artist>')
+    Help.say(say, where, '!list yesterday <artist>')
     Help.say(say, where, '!list lastweek <artist>')
     Help.say(say, where, '!list lastmonth <artist>')
     Help.say(say, where, '!list lastyear <artist>')
diff --git a/libs/List.js b/libs/List.js
index 9edf055..829d09e 100644
--- a/libs/List.js
+++ b/libs/List.js
@@ -30,6 +30,7 @@ class When extends Queries {
       case 'month':
       case 'year':
       case 'lastday':
+      case 'yesterday':
       case 'lastweek':
       case 'lastmonth':
       case 'lastyear':
diff --git a/libs/Queries.js b/libs/Queries.js
index e2f10f2..accc9ee 100644
--- a/libs/Queries.js
+++ b/libs/Queries.js
@@ -71,6 +71,7 @@ class Queries {
         }
         break
       case 'lastday':
+      case 'yesterday':
         this.period = {
           $gte: moment().subtract(1, 'day').startOf('day'),
           $lte: moment().subtract(1, 'day').endOf('day')
diff --git a/libs/Statistics.js b/libs/Statistics.js
index 83c2058..510bbd2 100644
--- a/libs/Statistics.js
+++ b/libs/Statistics.js
@@ -30,6 +30,7 @@ class When extends Queries {
       case 'month':
       case 'year':
       case 'lastday':
+      case 'yesterday':
       case 'lastweek':
       case 'lastmonth':
       case 'lastyear':
diff --git a/libs/When.js b/libs/When.js
index a8e63c8..e8b40a1 100644
--- a/libs/When.js
+++ b/libs/When.js
@@ -31,6 +31,7 @@ class When extends Queries {
       case 'month':
       case 'year':
       case 'lastday':
+      case 'yesterday':
       case 'lastweek':
       case 'lastmonth':
       case 'lastyear':