diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4b655f7c6d..a393565403 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -44,6 +44,8 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ### Improvements
 
+* (modules/core/04-channel) [\#1160](https://github.com/cosmos/ibc-go/pull/1160) Improve `uint64 -> string` performance in `Logger`.
+
 ### Features
 
 ### Bug Fixes
diff --git a/modules/core/04-channel/keeper/packet.go b/modules/core/04-channel/keeper/packet.go
index 51b02f9bec..c3e8e45b89 100644
--- a/modules/core/04-channel/keeper/packet.go
+++ b/modules/core/04-channel/keeper/packet.go
@@ -2,6 +2,7 @@ package keeper
 
 import (
 	"bytes"
+	"strconv"
 	"time"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
@@ -129,7 +130,7 @@ func (k Keeper) SendPacket(
 
 	k.Logger(ctx).Info(
 		"packet sent",
-		"sequence", packet.GetSequence(),
+		"sequence", strconv.FormatUint(packet.GetSequence(), 10),
 		"src_port", packet.GetSourcePort(),
 		"src_channel", packet.GetSourceChannel(),
 		"dst_port", packet.GetDestPort(),
@@ -284,7 +285,7 @@ func (k Keeper) RecvPacket(
 	// log that a packet has been received & executed
 	k.Logger(ctx).Info(
 		"packet received",
-		"sequence", packet.GetSequence(),
+		"sequence", strconv.FormatUint(packet.GetSequence(), 10),
 		"src_port", packet.GetSourcePort(),
 		"src_channel", packet.GetSourceChannel(),
 		"dst_port", packet.GetDestPort(),
@@ -494,7 +495,7 @@ func (k Keeper) AcknowledgePacket(
 	// log that a packet has been acknowledged
 	k.Logger(ctx).Info(
 		"packet acknowledged",
-		"sequence", packet.GetSequence(),
+		"sequence", strconv.FormatUint(packet.GetSequence(), 10),
 		"src_port", packet.GetSourcePort(),
 		"src_channel", packet.GetSourceChannel(),
 		"dst_port", packet.GetDestPort(),
diff --git a/modules/core/04-channel/keeper/timeout.go b/modules/core/04-channel/keeper/timeout.go
index b446aa7ea4..5a14ef85b6 100644
--- a/modules/core/04-channel/keeper/timeout.go
+++ b/modules/core/04-channel/keeper/timeout.go
@@ -2,6 +2,7 @@ package keeper
 
 import (
 	"bytes"
+	"strconv"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
@@ -159,7 +160,7 @@ func (k Keeper) TimeoutExecuted(
 
 	k.Logger(ctx).Info(
 		"packet timed-out",
-		"sequence", packet.GetSequence(),
+		"sequence", strconv.FormatUint(packet.GetSequence(), 10),
 		"src_port", packet.GetSourcePort(),
 		"src_channel", packet.GetSourceChannel(),
 		"dst_port", packet.GetDestPort(),