diff --git a/src/init.cpp b/src/init.cpp
index 255aecdd..9b32b138 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -718,12 +718,6 @@ bool AppInit2(boost::thread_group& threadGroup)
                     break;
                 }
 
-                // Check for changed -txindex state
-                if (fTxIndex != GetBoolArg("-txindex", false)) {
-                    strLoadError = _("You need to rebuild the database using -reindex to change -txindex");
-                    break;
-                }
-
                 uiInterface.InitMessage(_("Verifying blocks..."));
                 if (!VerifyDB(GetArg("-checklevel", 3),
                               GetArg( "-checkblocks", 288))) {
diff --git a/src/main.cpp b/src/main.cpp
index 106bec57..8b45df05 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -45,7 +45,7 @@ int nScriptCheckThreads = 0;
 bool fImporting = false;
 bool fReindex = false;
 bool fBenchmark = false;
-bool fTxIndex = false;
+bool fTxIndex = true; // always true in twister
 unsigned int nCoinCacheSize = 5000;
 bool fHaveGUI = false;
 
@@ -1347,9 +1347,10 @@ bool ConnectBlock(CBlock& block, CValidationState& state, CBlockIndex* pindex, C
             return state.Abort(_("Failed to write block index"));
     }
 
-    if (fTxIndex)
+    if (fTxIndex) {
         if (!pblocktree->WriteTxIndex(vPos))
             return state.Abort(_("Failed to write transaction index"));
+    }
 
     // add this block to the view's block chain
     assert(view.SetBestBlock(pindex));
@@ -2180,8 +2181,10 @@ bool static LoadBlockIndexDB()
     fReindex |= fReindexing;
 
     // Check whether we have a transaction index
-    pblocktree->ReadFlag("txindex", fTxIndex);
-    printf("LoadBlockIndexDB(): transaction index %s\n", fTxIndex ? "enabled" : "disabled");
+    bool readTxIndex;
+    pblocktree->ReadFlag("txindex", readTxIndex);
+    printf("LoadBlockIndexDB(): transaction index %s\n", readTxIndex ? "enabled" : "disabled");
+    assert( readTxIndex ); // always true in twister
 
     // Load hashBestChain pointer to end of best chain
     pindexBest = pcoinsTip->GetBestBlock();
@@ -2305,7 +2308,7 @@ bool InitBlockIndex() {
         return true;
 
     // Use the provided setting for -txindex in the new database
-    fTxIndex = GetBoolArg("-txindex", false);
+    fTxIndex = true;
     pblocktree->WriteFlag("txindex", fTxIndex);
     printf("Initializing databases...\n");
 
diff --git a/src/main.h b/src/main.h
index decfbedb..96d11fd0 100644
--- a/src/main.h
+++ b/src/main.h
@@ -96,7 +96,6 @@ extern bool fImporting;
 extern bool fReindex;
 extern bool fBenchmark;
 extern int nScriptCheckThreads;
-extern bool fTxIndex;
 extern unsigned int nCoinCacheSize;
 extern bool fHaveGUI;