diff --git a/core/src/test/java/org/bitcoinj/core/DumpedPrivateKeyTest.java b/core/src/test/java/org/bitcoinj/core/DumpedPrivateKeyTest.java
index efa3d049a..85c2d7b94 100644
--- a/core/src/test/java/org/bitcoinj/core/DumpedPrivateKeyTest.java
+++ b/core/src/test/java/org/bitcoinj/core/DumpedPrivateKeyTest.java
@@ -94,13 +94,13 @@ public class DumpedPrivateKeyTest {
 
     @Test(expected = AddressFormatException.InvalidDataLength.class)
     public void fromBase58_tooShort() {
-        String base58 = Base58.encodeChecked(MAINNET.dumpedPrivateKeyHeader, new byte[31]);
+        String base58 = Base58.encodeChecked(MAINNET.getDumpedPrivateKeyHeader(), new byte[31]);
         DumpedPrivateKey.fromBase58(null, base58);
     }
 
     @Test(expected = AddressFormatException.InvalidDataLength.class)
     public void fromBase58_tooLong() {
-        String base58 = Base58.encodeChecked(MAINNET.dumpedPrivateKeyHeader, new byte[34]);
+        String base58 = Base58.encodeChecked(MAINNET.getDumpedPrivateKeyHeader(), new byte[34]);
         DumpedPrivateKey.fromBase58(null, base58);
     }