diff --git a/src/main.h b/src/main.h
index 7a932e5..bdfb96f 100644
--- a/src/main.h
+++ b/src/main.h
@@ -529,7 +529,7 @@ class CTransaction
 public:
     static int64 nMinTxFee;
     static int64 nMinRelayTxFee;
-    static const int CURRENT_VERSION=3;
+    static const int CURRENT_VERSION=1;
     int nVersion;
     std::vector<CTxIn> vin;
     std::vector<CTxOut> vout;
@@ -1415,7 +1415,7 @@ class CBlockHeader
 {
 public:
     // header
-    static const int CURRENT_VERSION=3;
+    static const int CURRENT_VERSION=1;
     int nVersion;
     uint256 hashPrevBlock;
     uint256 hashMerkleRoot;