diff --git a/tasks/actorstate/market/context.go b/tasks/actorstate/market/context.go
index 58138b732..c1e1a2fc4 100644
--- a/tasks/actorstate/market/context.go
+++ b/tasks/actorstate/market/context.go
@@ -3,11 +3,8 @@ package market
 import (
 	"context"
 	"fmt"
-	"strings"
-	"unicode/utf8"
 
 	"github.com/filecoin-project/lotus/chain/types"
-	"golang.org/x/text/runes"
 
 	"github.com/filecoin-project/lily/chain/actors/adt"
 	"github.com/filecoin-project/lily/tasks/actorstate"
@@ -61,19 +58,3 @@ func NewMarketStateExtractionContext(ctx context.Context, a actorstate.ActorInfo
 func (m *MarketStateExtractionContext) IsGenesis() bool {
 	return m.CurrTs.Height() == 0
 }
-
-// SanitizeLabel ensures:
-// - s is a valid utf8 string by removing any ill formed bytes.
-// - s does not contain any nil (\x00) bytes because postgres doesn't support storing NULL (\0x00) characters in text fields.
-func SanitizeLabel(s string) string {
-	if s == "" {
-		return s
-	}
-	s = strings.Replace(s, "\000", "", -1)
-	if utf8.ValidString(s) {
-		return s
-	}
-
-	tr := runes.ReplaceIllFormed()
-	return tr.String(s)
-}
diff --git a/tasks/actorstate/market/context_test.go b/tasks/actorstate/market/context_test.go
deleted file mode 100644
index e20ee3521..000000000
--- a/tasks/actorstate/market/context_test.go
+++ /dev/null
@@ -1,40 +0,0 @@
-package market
-
-import (
-	"strings"
-	"testing"
-	"unicode/utf8"
-
-	"github.com/stretchr/testify/assert"
-)
-
-func TestSanitizeLabel(t *testing.T) {
-	t.Run("valid utf8 string with null character", func(t *testing.T) {
-		stringWithNull := "golang\000"
-		goodString := SanitizeLabel(stringWithNull)
-		assert.False(t, strings.Contains(goodString, "\000"))
-		assert.True(t, utf8.ValidString(goodString))
-	})
-
-	t.Run("invalid utf8 string", func(t *testing.T) {
-		invalidUtf8String := string([]byte("🌸")[:2])
-		// sanity check
-		assert.False(t, utf8.ValidString(invalidUtf8String))
-
-		goodString := SanitizeLabel(invalidUtf8String)
-		assert.False(t, strings.Contains(goodString, "\000"))
-		assert.True(t, utf8.ValidString(goodString))
-	})
-
-	t.Run("invalid utf8 string with null character", func(t *testing.T) {
-		invalidUtf8String := string([]byte("🌸")[:2])
-		invalidUtf8String += "\000"
-		// sanity check
-		assert.False(t, utf8.ValidString(invalidUtf8String))
-
-		goodString := SanitizeLabel(invalidUtf8String)
-		assert.False(t, strings.Contains(goodString, "\000"))
-		assert.True(t, utf8.ValidString(goodString))
-	})
-
-}