diff --git a/src/komodo_utils.h b/src/komodo_utils.h
index 19941a172..aa887bba3 100644
--- a/src/komodo_utils.h
+++ b/src/komodo_utils.h
@@ -1701,6 +1701,7 @@ void komodo_args(char *argv0)
         }
     }
     KOMODO_STOPAT = GetArg("-stopat",0);
+    MAX_REORG_LENGTH = GetArg("-maxreorg",MAX_REORG_LENGTH);
     ASSETCHAINS_CC = GetArg("-ac_cc",0);
     KOMODO_CCACTIVATE = GetArg("-ac_ccactivate",0);
     ASSETCHAINS_PUBLIC = GetArg("-ac_public",0);
diff --git a/src/main.cpp b/src/main.cpp
index 20f28d46a..3d2f19b55 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -3170,6 +3170,13 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
         //fprintf(stderr,"checkblock failure in connectblock futureblock.%d\n",futureblock);
         return false;
     }
+    if ( fCheckPOW != 0 && !ContextualCheckBlock(block, state, pindex->pprev) ) // Activate Jan 15th, 2019
+    {
+        fprintf(stderr,"ContextualCheckBlock failed ht.%d\n",(int32_t)pindex->GetHeight());
+        if ( pindex->nTime > 1547510400 )
+            return false;
+        fprintf(stderr,"grandfathered exception, until jan 15th 2019\n");
+    }
 
     // verify that the view's current state corresponds to the previous block
     uint256 hashPrevBlock = pindex->pprev == NULL ? uint256() : pindex->pprev->GetBlockHash();
@@ -4071,7 +4078,7 @@ static bool ActivateBestChainStep(CValidationState &state, CBlockIndex *pindexMo
     //   then pindexFork will be null, and we would need to remove the entire chain including
     //   our genesis block. In practice this (probably) won't happen because of checks elsewhere.
     auto reorgLength = pindexOldTip ? pindexOldTip->GetHeight() - (pindexFork ? pindexFork->GetHeight() : -1) : 0;
-    static_assert(MAX_REORG_LENGTH > 0, "We must be able to reorg some distance");
+    assert(MAX_REORG_LENGTH > 0);//, "We must be able to reorg some distance");
     if (reorgLength > MAX_REORG_LENGTH)
     {
         int32_t notarizedht,prevMoMheight; uint256 notarizedhash,txid;
diff --git a/src/main.h b/src/main.h
index fdd9fcae8..775b31eb6 100644
--- a/src/main.h
+++ b/src/main.h
@@ -63,7 +63,7 @@ static const bool DEFAULT_ALERTS = true;
 /** Minimum alert priority for enabling safe mode. */
 static const int ALERT_PRIORITY_SAFE_MODE = 4000;
 /** Maximum reorg length we will accept before we shut down and alert the user. */
-static const unsigned int MAX_REORG_LENGTH = _COINBASE_MATURITY - 1;
+static unsigned int MAX_REORG_LENGTH = _COINBASE_MATURITY - 1;
 /** Maximum number of signature check operations in an IsStandard() P2SH script */
 static const unsigned int MAX_P2SH_SIGOPS = 15;
 /** The maximum number of sigops we're willing to relay/mine in a single tx */
diff --git a/src/rpc/misc.cpp b/src/rpc/misc.cpp
index 323540790..e29abc60e 100644
--- a/src/rpc/misc.cpp
+++ b/src/rpc/misc.cpp
@@ -56,7 +56,7 @@ extern char ASSETCHAINS_SYMBOL[KOMODO_ASSETCHAIN_MAXLEN];
 uint32_t komodo_segid32(char *coinaddr);
 int64_t komodo_coinsupply(int64_t *zfundsp,int64_t *sproutfundsp,int32_t height);
 int32_t notarizedtxid_height(char *dest,char *txidstr,int32_t *kmdnotarized_heightp);
-#define KOMODO_VERSION "0.3.3"
+#define KOMODO_VERSION "0.3.3b"
 #define VERUS_VERSION "0.4.0g"
 extern uint16_t ASSETCHAINS_P2PPORT,ASSETCHAINS_RPCPORT;
 extern uint32_t ASSETCHAINS_CC;