diff --git a/lib/coins.py b/lib/coins.py
index 632a687..04682b0 100644
--- a/lib/coins.py
+++ b/lib/coins.py
@@ -1511,6 +1511,23 @@ class GameCredits(Coin):
     RPC_PORT = 40001
     REORG_LIMIT = 1000
 
+class Machinecoin(Coin):
+    NAME = "Machinecoin"
+    SHORTNAME = "MAC"
+    NET = "mainnet"
+    XPUB_VERBYTES = bytes.fromhex("0488b21e")
+    XPRV_VERBYTES = bytes.fromhex("0488ade4")
+    P2PKH_VERBYTE = bytes.fromhex("32")
+    P2SH_VERBYTES = [bytes.fromhex("26"), bytes.fromhex("05")]
+    WIF_BYTE = bytes.fromhex("b2")
+    GENESIS_HASH = ('6a1f879bcea5471cbfdee1fd0cb2ddcc'
+                    '4fed569a500e352d41de967703e83172')
+    DESERIALIZER = lib_tx.DeserializerSegWit
+    TX_COUNT = 137641
+    TX_COUNT_HEIGHT = 513020
+    TX_PER_BLOCK = 2
+    RPC_PORT = 40332
+    REORG_LIMIT = 800
 
 class BitcoinAtom(Coin):
     NAME = "BitcoinAtom"
diff --git a/tests/blocks/machinecoin_mainnet_500000.json b/tests/blocks/machinecoin_mainnet_500000.json
new file mode 100644
index 0000000..dbc34d3
--- /dev/null
+++ b/tests/blocks/machinecoin_mainnet_500000.json
@@ -0,0 +1,14 @@
+{
+  "hash": "f267ec4251f4f11ec098c948d4281bd08ebe968e738cccab42dacbba14598b1e ",
+  "size": 190,
+  "height": 500000,
+  "merkleroot": "683c2d6e6529b56319a1fb2b59b2317df43aece7d3510b1ad1789fd1ad4f7b48",
+  "tx": [
+    "683c2d6e6529b56319a1fb2b59b2317df43aece7d3510b1ad1789fd1ad4f7b48"
+  ],
+  "time": 1524437549,
+  "nonce": 3571221702,
+  "bits": "1c0100a1",
+  "previousblockhash": "b258692389e49fb3bfdbd52478928ddcbd538382a219b3c0997705cead54214d",
+  "block": "000000204d2154adce057799c0b319a2828353bddc8d927824d5dbbfb39fe489236958b2487b4fadd19f78d11a0b51d3e7ec3af47d31b2592bfba11963b529656e2d3c682d12dd5aa100011cc684dcd40102000000010000000000000000000000000000000000000000000000000000000000000000ffffffff180320a107042d12dd5a088100066b000000007969696d7000000000000100f90295000000001976a9142ec52d32af98d2122510718927975d72bad91ed688ac00000000"
+}
\ No newline at end of file