diff --git a/temporal/api/activity/v1/message.proto b/temporal/api/activity/v1/message.proto
index f40356908..2e66fb3b2 100644
--- a/temporal/api/activity/v1/message.proto
+++ b/temporal/api/activity/v1/message.proto
@@ -158,35 +158,33 @@ message ActivityExecutionInfo {
 // When adding fields here, ensure that it is also present in ActivityExecutionInfo (note that it
 // may already be present in ActivityExecutionInfo but not at the top-level).
 message ActivityExecutionListInfo {
-    // For standalone activity - a unique identifier of this activity within its namespace along with run ID (below).
+    // A unique identifier of this activity within its namespace along with run ID (below).
     string activity_id = 1;
-    // The run ID of the workflow or standalone activity.
+    // The run ID of the standalone activity.
     string run_id = 2;
-    // Workflow that contains this activity - only present for workflow activity.
-    string workflow_id = 3;
 
     // The type of the activity, a string that maps to a registered activity on a worker.
-    temporal.api.common.v1.ActivityType activity_type = 4;
+    temporal.api.common.v1.ActivityType activity_type = 3;
     // Time the activity was originally scheduled via a StartActivityExecution request.
     // TODO: Workflows call this schedule_time but it's scheduled_time in PendingActivityInfo, what should we choose for
     // consistency?
-    google.protobuf.Timestamp scheduled_time = 5;
+    google.protobuf.Timestamp scheduled_time = 4;
     // If the activity is in a terminal status, this field represents the time the activity transitioned to that status.
-    google.protobuf.Timestamp close_time = 6;
+    google.protobuf.Timestamp close_time = 5;
     // Only scheduled and terminal statuses appear here. More detailed information in PendingActivityInfo but not
     // available in the list response.
-    temporal.api.enums.v1.ActivityExecutionStatus status = 7;
+    temporal.api.enums.v1.ActivityExecutionStatus status = 6;
 
     // Search attributes from the start request.
-    temporal.api.common.v1.SearchAttributes search_attributes = 8;
+    temporal.api.common.v1.SearchAttributes search_attributes = 7;
 
     // The task queue this activity was scheduled on when it was originally started, updated on activity options update.
-    string task_queue = 9;
+    string task_queue = 8;
     // Updated on terminal status.
-    int64 state_transition_count = 10;
+    int64 state_transition_count = 9;
     // Updated once on scheduled and once on terminal status.
-    int64 state_size_bytes = 11;
+    int64 state_size_bytes = 10;
     // The difference between close time and scheduled time.
     // This field is only populated if the activity is closed.
-    google.protobuf.Duration execution_duration = 12;
+    google.protobuf.Duration execution_duration = 11;
 }