diff --git a/bitcoin/core/__init__.py b/bitcoin/core/__init__.py
index 2b36116a..a3d55809 100644
--- a/bitcoin/core/__init__.py
+++ b/bitcoin/core/__init__.py
@@ -222,7 +222,7 @@ def from_txin(cls, txin):
             return txin
 
         else:
-            return cls(COutPoint.from_txout(txin.prevout), txin.scriptSig, txin.nSequence)
+            return cls(COutPoint.from_outpoint(txin.prevout), txin.scriptSig, txin.nSequence)
 
 @__make_mutable
 class CMutableTxIn(CTxIn):