diff --git a/internal/transform/schema.go b/internal/transform/schema.go
index 0f255a2b..466fab22 100644
--- a/internal/transform/schema.go
+++ b/internal/transform/schema.go
@@ -230,7 +230,7 @@ type TrustlineOutput struct {
 	AccountID          string      `json:"account_id"`
 	AssetCode          string      `json:"asset_code"`
 	AssetIssuer        string      `json:"asset_issuer"`
-	AssetType          int32       `json:"asset_type"`
+	AssetType          string      `json:"asset_type"`
 	AssetID            int64       `json:"asset_id"`
 	Balance            float64     `json:"balance"`
 	TrustlineLimit     int64       `json:"trust_line_limit"`
diff --git a/internal/transform/trustline.go b/internal/transform/trustline.go
index dd0f3c26..40f06e6d 100644
--- a/internal/transform/trustline.go
+++ b/internal/transform/trustline.go
@@ -41,6 +41,7 @@ func TransformTrustline(ledgerChange ingest.Change, header xdr.LedgerHeaderHisto
 
 	if asset.Type == xdr.AssetTypeAssetTypePoolShare {
 		poolID = PoolIDToString(trustEntry.Asset.MustLiquidityPoolId())
+		assetType = "pool_share"
 	} else {
 		if err = asset.Extract(&assetType, &outputAssetCode, &outputAssetIssuer); err != nil {
 			return TrustlineOutput{}, errors.Wrap(err, fmt.Sprintf("could not parse asset for trustline with account %s", outputAccountID))
@@ -61,7 +62,7 @@ func TransformTrustline(ledgerChange ingest.Change, header xdr.LedgerHeaderHisto
 	transformedTrustline := TrustlineOutput{
 		LedgerKey:          outputLedgerKey,
 		AccountID:          outputAccountID,
-		AssetType:          int32(asset.Type),
+		AssetType:          assetType,
 		AssetCode:          outputAssetCode,
 		AssetIssuer:        outputAssetIssuer,
 		AssetID:            outputAssetID,
diff --git a/internal/transform/trustline_test.go b/internal/transform/trustline_test.go
index 437fd7dc..7bbef506 100644
--- a/internal/transform/trustline_test.go
+++ b/internal/transform/trustline_test.go
@@ -128,7 +128,7 @@ func makeTrustlineTestOutput() []TrustlineOutput {
 		{
 			LedgerKey:          "AAAAAQAAAACI4aa0pXFSj6qfJuIObLw/5zyugLRGYwxb7wFSr3B9eAAAAAFFVEgAAAAAAGfMAIZMO4kWjGqv4Lw0cJ7QIcUFcuL5iGE0IggsIily",
 			AccountID:          testAccount1Address,
-			AssetType:          1,
+			AssetType:          "credit_alphanum4",
 			AssetIssuer:        testAccount3Address,
 			AssetCode:          "ETH",
 			AssetID:            -2311386320395871674,
@@ -146,7 +146,7 @@ func makeTrustlineTestOutput() []TrustlineOutput {
 		{
 			LedgerKey:          "AAAAAQAAAAAcR0GXGO76pFs4y38vJVAanjnLg4emNun7zAx0pHcDGAAAAAMBAwQFBwkAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==",
 			AccountID:          testAccount2Address,
-			AssetType:          3,
+			AssetType:          "pool_share",
 			AssetID:            -1967220342708457407,
 			Balance:            0.5,
 			TrustlineLimit:     1111111111111111111,