diff --git a/src/chainparams.cpp b/src/chainparams.cpp
index be2f26756..ee3da4e52 100644
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -251,7 +251,7 @@ public:
             1507424630, // * UNIX timestamp of last known number of transactions
             3701128,    // * total number of transactions between genesis and that timestamp
                         //   (the tx=... number in the SetBestChain debug.log lines)
-            0.1         // * estimated number of transactions second after that timestamp
+            0.1         // * estimated number of transactions per second after that timestamp
         };
     }
 };
@@ -367,11 +367,10 @@ public:
         };
 
         chainTxData = ChainTxData{        
-            // Data as of block 0000024bc3f4f4cb30d29827c13d921ad77d2c6072e586c7f60d83c2722cdcc5 (height 2999)
-            1462856598,
-            3094,     // * total number of transactions between genesis and last checkpoint
+            1462856598, // * UNIX timestamp of last known number of transactions
+            3094,       // * total number of transactions between genesis and that timestamp
                         //   (the tx=... number in the SetBestChain debug.log lines)
-            0.01        // * estimated number of transactions per day after checkpoint
+            0.01        // * estimated number of transactions per second after that timestamp
         };
 
     }
@@ -488,11 +487,9 @@ public:
         };
 
         chainTxData = ChainTxData{
-            // Data as of block 0000024bc3f4f4cb30d29827c13d921ad77d2c6072e586c7f60d83c2722cdcc5 (height 2999)
-            devnetGenesis.GetBlockTime(),
-            2,     // * total number of transactions between genesis and last checkpoint
-            //   (the tx=... number in the SetBestChain debug.log lines)
-            0.01        // * estimated number of transactions per day after checkpoint
+            devnetGenesis.GetBlockTime(), // * UNIX timestamp of devnet genesis block
+            2,                            // * we only have 2 coinbase transactions when a devnet is started up
+            0.01                          // * estimated number of transactions per second
         };
     }
 };
diff --git a/src/consensus/params.h b/src/consensus/params.h
index f28761fca..741b1e76e 100644
--- a/src/consensus/params.h
+++ b/src/consensus/params.h
@@ -64,7 +64,7 @@ struct Params {
     /** Block height at which BIP66 becomes active */
     int BIP66Height;
     /**
-     * Minimum blocks including miner confirmation of the total of 2016 blocks in a retargetting period,
+     * Minimum blocks including miner confirmation of the total of nMinerConfirmationWindow blocks in a retargeting period,
      * (nPowTargetTimespan / nPowTargetSpacing) which is also used for BIP9 deployments.
      * Default BIP9Deployment::nThreshold value for deployments where it's not specified and for unknown deployments.
      * Examples: 1916 for 95%, 1512 for testchains.
diff --git a/src/rpc/client.cpp b/src/rpc/client.cpp
index 0f400bc64..d3a6f7b3e 100644
--- a/src/rpc/client.cpp
+++ b/src/rpc/client.cpp
@@ -136,7 +136,7 @@ static const CRPCConvertParam vRPCConvertParams[] =
     { "prioritisetransaction", 2, "fee_delta" },
     { "setban", 2, "bantime" },
     { "setban", 3, "absolute" },
-    { "setbip69enabled", 0 },
+    { "setbip69enabled", 0, "enabled" },
     { "setnetworkactive", 0, "state" },
     { "getmempoolancestors", 1, "verbose" },
     { "getmempooldescendants", 1, "verbose" },
diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 997525df6..75a0479c4 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -1718,7 +1718,7 @@ UniValue listsinceblock(const JSONRPCRequest& request)
             }
         }
         else
-            throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid blockhash");        
+            throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid blockhash");
     }
 
     if (request.params.size() > 1)