diff --git a/internal/relui/db/models.go b/internal/relui/db/models.go
index c376a03..8377f14 100644
--- a/internal/relui/db/models.go
+++ b/internal/relui/db/models.go
@@ -19,6 +19,7 @@
 	Error      sql.NullString
 	CreatedAt  time.Time
 	UpdatedAt  time.Time
+	ApprovedAt sql.NullTime
 }
 
 type TaskLog struct {
diff --git a/internal/relui/db/workflows.sql.go b/internal/relui/db/workflows.sql.go
index ed512da..9ea56e8 100644
--- a/internal/relui/db/workflows.sql.go
+++ b/internal/relui/db/workflows.sql.go
@@ -13,10 +13,41 @@
 	"github.com/google/uuid"
 )
 
+const approveTask = `-- name: ApproveTask :one
+UPDATE tasks
+SET approved_at = $3,
+    updated_at = $3
+WHERE workflow_id = $1
+  AND name = $2
+RETURNING workflow_id, name, finished, result, error, created_at, updated_at, approved_at
+`
+
+type ApproveTaskParams struct {
+	WorkflowID uuid.UUID
+	Name       string
+	ApprovedAt sql.NullTime
+}
+
+func (q *Queries) ApproveTask(ctx context.Context, arg ApproveTaskParams) (Task, error) {
+	row := q.db.QueryRow(ctx, approveTask, arg.WorkflowID, arg.Name, arg.ApprovedAt)
+	var i Task
+	err := row.Scan(
+		&i.WorkflowID,
+		&i.Name,
+		&i.Finished,
+		&i.Result,
+		&i.Error,
+		&i.CreatedAt,
+		&i.UpdatedAt,
+		&i.ApprovedAt,
+	)
+	return i, err
+}
+
 const createTask = `-- name: CreateTask :one
-INSERT INTO tasks (workflow_id, name, finished, result, error, created_at, updated_at)
-VALUES ($1, $2, $3, $4, $5, $6, $7)
-RETURNING workflow_id, name, finished, result, error, created_at, updated_at
+INSERT INTO tasks (workflow_id, name, finished, result, error, created_at, updated_at, approved_at)
+VALUES ($1, $2, $3, $4, $5, $6, $7, $8)
+RETURNING workflow_id, name, finished, result, error, created_at, updated_at, approved_at
 `
 
 type CreateTaskParams struct {
@@ -27,6 +58,7 @@
 	Error      sql.NullString
 	CreatedAt  time.Time
 	UpdatedAt  time.Time
+	ApprovedAt sql.NullTime
 }
 
 func (q *Queries) CreateTask(ctx context.Context, arg CreateTaskParams) (Task, error) {
@@ -38,6 +70,7 @@
 		arg.Error,
 		arg.CreatedAt,
 		arg.UpdatedAt,
+		arg.ApprovedAt,
 	)
 	var i Task
 	err := row.Scan(
@@ -48,6 +81,7 @@
 		&i.Error,
 		&i.CreatedAt,
 		&i.UpdatedAt,
+		&i.ApprovedAt,
 	)
 	return i, err
 }
@@ -122,7 +156,7 @@
     updated_at = $3
 WHERE workflow_id = $1
   AND name = $2
-RETURNING workflow_id, name, finished, result, error, created_at, updated_at
+RETURNING workflow_id, name, finished, result, error, created_at, updated_at, approved_at
 `
 
 type ResetTaskParams struct {
@@ -142,6 +176,7 @@
 		&i.Error,
 		&i.CreatedAt,
 		&i.UpdatedAt,
+		&i.ApprovedAt,
 	)
 	return i, err
 }
@@ -178,7 +213,7 @@
 }
 
 const task = `-- name: Task :one
-SELECT tasks.workflow_id, tasks.name, tasks.finished, tasks.result, tasks.error, tasks.created_at, tasks.updated_at
+SELECT tasks.workflow_id, tasks.name, tasks.finished, tasks.result, tasks.error, tasks.created_at, tasks.updated_at, tasks.approved_at
 FROM tasks
 WHERE workflow_id = $1
   AND name = $2
@@ -201,6 +236,7 @@
 		&i.Error,
 		&i.CreatedAt,
 		&i.UpdatedAt,
+		&i.ApprovedAt,
 	)
 	return i, err
 }
@@ -279,7 +315,7 @@
 }
 
 const tasks = `-- name: Tasks :many
-SELECT tasks.workflow_id, tasks.name, tasks.finished, tasks.result, tasks.error, tasks.created_at, tasks.updated_at
+SELECT tasks.workflow_id, tasks.name, tasks.finished, tasks.result, tasks.error, tasks.created_at, tasks.updated_at, tasks.approved_at
 FROM tasks
 ORDER BY updated_at
 `
@@ -301,6 +337,7 @@
 			&i.Error,
 			&i.CreatedAt,
 			&i.UpdatedAt,
+			&i.ApprovedAt,
 		); err != nil {
 			return nil, err
 		}
@@ -313,7 +350,7 @@
 }
 
 const tasksForWorkflow = `-- name: TasksForWorkflow :many
-SELECT tasks.workflow_id, tasks.name, tasks.finished, tasks.result, tasks.error, tasks.created_at, tasks.updated_at
+SELECT tasks.workflow_id, tasks.name, tasks.finished, tasks.result, tasks.error, tasks.created_at, tasks.updated_at, tasks.approved_at
 FROM tasks
 WHERE workflow_id = $1
 ORDER BY created_at
@@ -336,6 +373,7 @@
 			&i.Error,
 			&i.CreatedAt,
 			&i.UpdatedAt,
+			&i.ApprovedAt,
 		); err != nil {
 			return nil, err
 		}
@@ -392,7 +430,7 @@
         result      = excluded.result,
         error       = excluded.error,
         updated_at  = excluded.updated_at
-RETURNING workflow_id, name, finished, result, error, created_at, updated_at
+RETURNING workflow_id, name, finished, result, error, created_at, updated_at, approved_at
 `
 
 type UpsertTaskParams struct {
@@ -424,6 +462,7 @@
 		&i.Error,
 		&i.CreatedAt,
 		&i.UpdatedAt,
+		&i.ApprovedAt,
 	)
 	return i, err
 }
diff --git a/internal/relui/migrations/20220621201140_add_approved_at_to_tasks.down.sql b/internal/relui/migrations/20220621201140_add_approved_at_to_tasks.down.sql
new file mode 100644
index 0000000..62eaa1b
--- /dev/null
+++ b/internal/relui/migrations/20220621201140_add_approved_at_to_tasks.down.sql
@@ -0,0 +1,29 @@
+-- Copyright 2022 The Go Authors. All rights reserved.
+-- Use of this source code is governed by a BSD-style
+-- license that can be found in the LICENSE file.
+
+BEGIN;
+
+WITH approved_task_logs AS (
+    SELECT DISTINCT workflow_id, task_name
+    FROM task_logs
+    WHERE body = 'USER-APPROVED'
+)
+
+INSERT
+INTO task_logs (workflow_id, task_name, body, created_at, updated_at)
+SELECT tasks.workflow_id, tasks.name, 'USER-APPROVED', tasks.approved_at, tasks.approved_at
+FROM tasks
+WHERE tasks.approved_at IS NOT NULL
+  AND NOT EXISTS(
+        SELECT DISTINCT 1
+        FROM approved_task_logs atl
+        WHERE atl.workflow_id = tasks.workflow_id
+          AND atl.task_name = tasks.name
+    )
+;
+
+ALTER TABLE tasks
+    DROP COLUMN approved_at;
+
+COMMIT;
diff --git a/internal/relui/migrations/20220621201140_add_approved_at_to_tasks.up.sql b/internal/relui/migrations/20220621201140_add_approved_at_to_tasks.up.sql
new file mode 100644
index 0000000..0e51d8d
--- /dev/null
+++ b/internal/relui/migrations/20220621201140_add_approved_at_to_tasks.up.sql
@@ -0,0 +1,23 @@
+-- Copyright 2022 The Go Authors. All rights reserved.
+-- Use of this source code is governed by a BSD-style
+-- license that can be found in the LICENSE file.
+
+BEGIN;
+
+ALTER TABLE tasks
+    ADD COLUMN approved_at timestamp WITH TIME ZONE NULL;
+
+WITH approved_tasks AS (
+    SELECT workflow_id, task_name, max(created_at) AS created_at
+    FROM task_logs
+    WHERE body = 'USER-APPROVED'
+    GROUP BY workflow_id, task_name
+)
+
+UPDATE tasks
+SET approved_at = approved_tasks.created_at
+FROM approved_tasks
+WHERE tasks.workflow_id = approved_tasks.workflow_id
+  AND tasks.name = approved_tasks.task_name;
+
+COMMIT;
diff --git a/internal/relui/queries/workflows.sql b/internal/relui/queries/workflows.sql
index 09c8e52..f85926b 100644
--- a/internal/relui/queries/workflows.sql
+++ b/internal/relui/queries/workflows.sql
@@ -18,8 +18,8 @@
 RETURNING *;
 
 -- name: CreateTask :one
-INSERT INTO tasks (workflow_id, name, finished, result, error, created_at, updated_at)
-VALUES ($1, $2, $3, $4, $5, $6, $7)
+INSERT INTO tasks (workflow_id, name, finished, result, error, created_at, updated_at, approved_at)
+VALUES ($1, $2, $3, $4, $5, $6, $7, $8)
 RETURNING *;
 
 -- name: UpsertTask :one
@@ -101,3 +101,11 @@
     updated_at = $2
 WHERE id = $1
 RETURNING *;
+
+-- name: ApproveTask :one
+UPDATE tasks
+SET approved_at = $3,
+    updated_at = $3
+WHERE workflow_id = $1
+  AND name = $2
+RETURNING *;
diff --git a/internal/relui/static/styles.css b/internal/relui/static/styles.css
index 56a0469..cc77db1 100644
--- a/internal/relui/static/styles.css
+++ b/internal/relui/static/styles.css
@@ -231,6 +231,11 @@
   color: white;
   padding: 0.5rem 1rem;
 }
+.TaskList-itemLogLineApproved {
+  background-color: #3b65b3;
+  color: white;
+  padding: 0.5rem 1rem;
+}
 .TaskList-itemHeader {
   align-items: center;
   font-size: 0.8125rem;
diff --git a/internal/relui/templates/task_list.html b/internal/relui/templates/task_list.html
index c198478..48cfc4f 100644
--- a/internal/relui/templates/task_list.html
+++ b/internal/relui/templates/task_list.html
@@ -54,7 +54,11 @@
             {{$task.UpdatedAt.UTC.Format "Mon Jan _2 2006 15:04:05"}}
           </td>
           <td class="TaskList-itemCol TaskList-itemResult">
-            {{ $resultDetail.Kind }}
+            {{if $task.ApprovedAt.Valid}}
+                Approved
+            {{else}}
+              {{ $resultDetail.Kind }}
+            {{end}}
           </td>
           <td class="TaskList-itemCol TaskList-itemAction">
             {{if $task.Error.Valid}}
@@ -65,7 +69,7 @@
                 </form>
               </div>
             {{end}}
-            {{if and (not $task.Finished) (hasPrefix $task.Name "APPROVE-")}}
+            {{if and (not $task.ApprovedAt.Valid) (hasPrefix $task.Name "APPROVE-")}}
               <div class="TaskList-approveTask">
                 <form action="{{baseLink (printf "/workflows/%s/tasks/%s/approve" $workflow.ID $task.Name)}}" method="post">
                   <input type="hidden" id="workflow.id" name="workflow.id" value="{{$workflow.ID}}" />
@@ -82,6 +86,11 @@
                 {{- $task.Error.Value -}}
               </div>
             {{end}}
+            {{if $task.ApprovedAt.Valid}}
+              <div class="TaskList-itemLogLine TaskList-itemLogLineApproved">
+                  {{- printf "Approved at: %s" ($task.ApprovedAt.Value.UTC.Format "2006/01/02 15:04:05") -}}
+              </div>
+            {{end}}
             {{range $log := index $.TaskLogs $task.Name}}
               <div class="TaskList-itemLogLine">
                 {{- printf "%s %s" ($log.CreatedAt.UTC.Format "2006/01/02 15:04:05") $log.Body -}}
diff --git a/internal/relui/web.go b/internal/relui/web.go
index b44de81..651763e 100644
--- a/internal/relui/web.go
+++ b/internal/relui/web.go
@@ -329,16 +329,19 @@
 		return
 	}
 	q := db.New(s.db)
-	t, err := q.Task(r.Context(), db.TaskParams{WorkflowID: id, Name: params.ByName("name")})
+	t, err := q.ApproveTask(r.Context(), db.ApproveTaskParams{
+		WorkflowID: id,
+		Name:       params.ByName("name"),
+		ApprovedAt: sql.NullTime{Time: time.Now(), Valid: true},
+	})
 	if errors.Is(err, sql.ErrNoRows) || errors.Is(err, pgx.ErrNoRows) {
 		http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
 		return
 	} else if err != nil {
-		log.Printf("q.Task(_, %q): %v", id, err)
+		log.Printf("q.ApproveTask(_, %q) = %v, %v", id, t, err)
 		http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
 		return
 	}
-	// This log entry serves as approval.
 	s.w.l.Logger(id, t.Name).Printf("USER-APPROVED")
 	http.Redirect(w, r, s.BaseLink("/"), http.StatusSeeOther)
 }
diff --git a/internal/relui/web_test.go b/internal/relui/web_test.go
index c3c72f0..25b8f8c 100644
--- a/internal/relui/web_test.go
+++ b/internal/relui/web_test.go
@@ -585,41 +585,65 @@
 		params      map[string]string
 		wantCode    int
 		wantHeaders map[string]string
-		wantLogs    []db.TaskLog
+		want        db.Task
 	}{
 		{
 			desc:     "no params",
 			wantCode: http.StatusNotFound,
+			want: db.Task{
+				WorkflowID: wfID,
+				Name:       "APPROVE-please",
+				CreatedAt:  hourAgo,
+				UpdatedAt:  hourAgo,
+			},
 		},
 		{
 			desc:     "invalid workflow id",
 			params:   map[string]string{"id": "invalid", "name": "greeting"},
 			wantCode: http.StatusBadRequest,
+			want: db.Task{
+				WorkflowID: wfID,
+				Name:       "APPROVE-please",
+				CreatedAt:  hourAgo,
+				UpdatedAt:  hourAgo,
+			},
 		},
 		{
 			desc:     "wrong workflow id",
 			params:   map[string]string{"id": uuid.New().String(), "name": "greeting"},
 			wantCode: http.StatusNotFound,
+			want: db.Task{
+				WorkflowID: wfID,
+				Name:       "APPROVE-please",
+				CreatedAt:  hourAgo,
+				UpdatedAt:  hourAgo,
+			},
 		},
 		{
 			desc:     "invalid task name",
 			params:   map[string]string{"id": wfID.String(), "name": "invalid"},
 			wantCode: http.StatusNotFound,
+			want: db.Task{
+				WorkflowID: wfID,
+				Name:       "APPROVE-please",
+				CreatedAt:  hourAgo,
+				UpdatedAt:  hourAgo,
+			},
 		},
 		{
-			desc:     "successful reset",
+			desc:     "successful approval",
 			params:   map[string]string{"id": wfID.String(), "name": "APPROVE-please"},
 			wantCode: http.StatusSeeOther,
 			wantHeaders: map[string]string{
 				"Location": "/",
 			},
-			wantLogs: []db.TaskLog{{
+			want: db.Task{
 				WorkflowID: wfID,
-				TaskName:   "APPROVE-please",
-				Body:       "USER-APPROVED",
-				CreatedAt:  time.Now(),
+				Name:       "APPROVE-please",
+				CreatedAt:  hourAgo,
 				UpdatedAt:  time.Now(),
-			}},
+				ApprovedAt: sql.NullTime{Time: time.Now(), Valid: true},
+			},
 		},
 	}
 	for _, c := range cases {
@@ -640,8 +664,7 @@
 			gtg := db.CreateTaskParams{
 				WorkflowID: wf.ID,
 				Name:       "APPROVE-please",
-				Finished:   true,
-				Error:      nullString("internal explosion"),
+				Finished:   false,
 				CreatedAt:  hourAgo,
 				UpdatedAt:  hourAgo,
 			}
@@ -668,15 +691,15 @@
 			if c.wantCode == http.StatusBadRequest {
 				return
 			}
-			logs, err := q.TaskLogsForTask(ctx, db.TaskLogsForTaskParams{
-				WorkflowID: wfID,
-				TaskName:   "APPROVE-please",
+			task, err := q.Task(ctx, db.TaskParams{
+				WorkflowID: wf.ID,
+				Name:       "APPROVE-please",
 			})
 			if err != nil {
-				t.Fatalf("q.TaskLogsForTask() = %v, %v, wanted no error", logs, err)
+				t.Fatalf("q.Task() = %v, %v, wanted no error", task, err)
 			}
-			if diff := cmp.Diff(c.wantLogs, logs, SameUUIDVariant(), cmpopts.EquateApproxTime(time.Minute), cmpopts.IgnoreFields(db.TaskLog{}, "ID")); diff != "" {
-				t.Fatalf("q.TaskLogsForTask() mismatch (-want +got):\n%s", diff)
+			if diff := cmp.Diff(c.want, task, cmpopts.EquateApproxTime(time.Minute)); diff != "" {
+				t.Fatalf("q.Task() mismatch (-want +got):\n%s", diff)
 			}
 		})
 	}
diff --git a/internal/relui/workflows.go b/internal/relui/workflows.go
index 9990ff5..56ed742 100644
--- a/internal/relui/workflows.go
+++ b/internal/relui/workflows.go
@@ -13,7 +13,6 @@
 	"math/rand"
 	"net/http"
 	"path"
-	"strings"
 	"sync"
 	"time"
 
@@ -323,19 +322,11 @@
 
 func checkTaskApproved(ctx *workflow.TaskContext, p *pgxpool.Pool, taskName string) (bool, error) {
 	q := db.New(p)
-	logs, err := q.TaskLogsForTask(ctx, db.TaskLogsForTaskParams{
+	t, err := q.Task(ctx, db.TaskParams{
 		WorkflowID: ctx.WorkflowID,
-		TaskName:   taskName,
+		Name:       taskName,
 	})
-	if err != nil {
-		return false, err
-	}
-	for _, l := range logs {
-		if strings.Contains(l.Body, "USER-APPROVED") {
-			return true, nil
-		}
-	}
-	return false, nil
+	return t.ApprovedAt.Valid, err
 }
 
 func approveActionDep(p *pgxpool.Pool, taskName string) func(*workflow.TaskContext, interface{}) error {
diff --git a/internal/relui/workflows_test.go b/internal/relui/workflows_test.go
index 4cecad1..b81f977 100644
--- a/internal/relui/workflows_test.go
+++ b/internal/relui/workflows_test.go
@@ -2,6 +2,7 @@
 
 import (
 	"context"
+	"database/sql"
 	"errors"
 	"testing"
 	"time"
@@ -129,14 +130,14 @@
 		t.Errorf("checkTaskApproved(_, %v, %q) = %t, %v wanted %t, %v", p, gtg.Name, got, err, false, nil)
 	}
 
-	ctlp := db.CreateTaskLogParams{
+	atp := db.ApproveTaskParams{
 		WorkflowID: wf.ID,
-		TaskName:   gtg.Name,
-		Body:       "USER-APPROVED",
+		Name:       gtg.Name,
+		ApprovedAt: sql.NullTime{Time: time.Now(), Valid: true},
 	}
-	_, err = q.CreateTaskLog(ctx, ctlp)
+	_, err = q.ApproveTask(ctx, atp)
 	if err != nil {
-		t.Errorf("CreateTaskLog(_, %v) = _, %v, wanted no error", ctlp, err)
+		t.Errorf("q.ApproveTask(_, %v) = _, %v, wanted no error", atp, err)
 	}
 
 	got, err = checkTaskApproved(tctx, p, gtg.Name)