diff --git a/txscript/standard.go b/txscript/standard.go
index d632a0a8d..2ba5c8d96 100644
--- a/txscript/standard.go
+++ b/txscript/standard.go
@@ -628,7 +628,7 @@ func ExtractPkScriptAddrs(pkScript []byte, chainParams *chaincfg.Params) (Script
 type AtomicSwapDataPushes struct {
 	RecipientHash160 [20]byte
 	RefundHash160    [20]byte
-	SecretHash       [20]byte
+	SecretHash       [32]byte
 	LockTime         int64
 }
 
@@ -653,8 +653,8 @@ func ExtractAtomicSwapDataPushes(pkScript []byte) (*AtomicSwapDataPushes, error)
 		return nil, nil
 	}
 	isAtomicSwap := pops[0].opcode.value == OP_IF &&
-		pops[1].opcode.value == OP_RIPEMD160 &&
-		pops[2].opcode.value == OP_DATA_20 &&
+		pops[1].opcode.value == OP_SHA256 &&
+		pops[2].opcode.value == OP_DATA_32 &&
 		pops[3].opcode.value == OP_EQUALVERIFY &&
 		pops[4].opcode.value == OP_DUP &&
 		pops[5].opcode.value == OP_HASH160 &&