diff --git a/pkg/kv/kvserver/kvserverpb/proposer_kv.pb.go b/pkg/kv/kvserver/kvserverpb/proposer_kv.pb.go
index 2233575e1af2..3b4049be469e 100644
--- a/pkg/kv/kvserver/kvserverpb/proposer_kv.pb.go
+++ b/pkg/kv/kvserver/kvserverpb/proposer_kv.pb.go
@@ -285,9 +285,9 @@ type ReplicatedEvalResult struct {
 	Merge           *Merge           `protobuf:"bytes,4,opt,name=merge,proto3" json:"merge,omitempty"`
 	ComputeChecksum *ComputeChecksum `protobuf:"bytes,21,opt,name=compute_checksum,json=computeChecksum,proto3" json:"compute_checksum,omitempty"`
 	IsLeaseRequest  bool             `protobuf:"varint,6,opt,name=is_lease_request,json=isLeaseRequest,proto3" json:"is_lease_request,omitempty"`
-	// Duplicates BatchRequest.Timestamp for proposer-evaluated KV. Used
-	// to verify the validity of the command (for lease coverage and GC
-	// threshold).
+	// The BatchRequest.Timestamp of the request that produced this command. Used
+	// to verify the validity of the command against the GC threshold and to
+	// update the followers' clocks.
 	Timestamp hlc.Timestamp `protobuf:"bytes,8,opt,name=timestamp,proto3" json:"timestamp"`
 	// The stats delta corresponding to the data in this WriteBatch. On
 	// a split, contains only the contributions to the left-hand side.
diff --git a/pkg/kv/kvserver/kvserverpb/proposer_kv.proto b/pkg/kv/kvserver/kvserverpb/proposer_kv.proto
index 108991549ddf..dbc8a20fd232 100644
--- a/pkg/kv/kvserver/kvserverpb/proposer_kv.proto
+++ b/pkg/kv/kvserver/kvserverpb/proposer_kv.proto
@@ -125,9 +125,9 @@ message ReplicatedEvalResult {
   Merge merge = 4;
   ComputeChecksum compute_checksum = 21;
   bool is_lease_request = 6;
-  // Duplicates BatchRequest.Timestamp for proposer-evaluated KV. Used
-  // to verify the validity of the command (for lease coverage and GC
-  // threshold).
+  // The BatchRequest.Timestamp of the request that produced this command. Used
+  // to verify the validity of the command against the GC threshold and to
+  // update the followers' clocks.
   util.hlc.Timestamp timestamp = 8 [(gogoproto.nullable) = false];
   // The stats delta corresponding to the data in this WriteBatch. On
   // a split, contains only the contributions to the left-hand side.