diff --git a/core/src/main/java/com/google/bitcoin/params/RegTestParams.java b/core/src/main/java/com/google/bitcoin/params/RegTestParams.java
index 94d59ba4..8ccb422c 100644
--- a/core/src/main/java/com/google/bitcoin/params/RegTestParams.java
+++ b/core/src/main/java/com/google/bitcoin/params/RegTestParams.java
@@ -34,9 +34,6 @@ public class RegTestParams extends TestNet2Params {
         proofOfWorkLimit = PROOF_OF_WORK_LIMIT;
         subsidyDecreaseBlockCount = 10000;
         port = 18444;
-        acceptableAddressCodes = new int[] { 0 };
-        addressHeader = 0;
-        dumpedPrivateKeyHeader = 128;
     }
 
     @Override