diff --git a/README.md b/README.md
index e153544d..58e11fcb 100644
--- a/README.md
+++ b/README.md
@@ -86,7 +86,7 @@ Do the following:
     import bitcoin
     bitcoin.SelectParams(NAME)
 
-Where NAME is one of 'testnet', 'mainnet', or 'regtest'. The chain currently
+Where NAME is one of 'testnet', 'mainnet', 'signet', or 'regtest'. The chain currently
 selected is a global variable that changes behavior everywhere, just like in
 the Satoshi codebase.
 
diff --git a/bitcoin/__init__.py b/bitcoin/__init__.py
index 33c022f7..8a2bf953 100644
--- a/bitcoin/__init__.py
+++ b/bitcoin/__init__.py
@@ -50,6 +50,11 @@ class SigNetParams(bitcoin.core.CoreSigNetParams):
     DEFAULT_PORT = 38333
     RPC_PORT = 38332
     DNS_SEEDS = (("signet.bitcoin.sprovoost.nl", "seed.signet.bitcoin.sprovoost.nl"))
+    BASE58_PREFIXES = {'PUBKEY_ADDR':111,
+                       'SCRIPT_ADDR':196,
+                       'SECRET_KEY' :239}
+
+    BECH32_HRP = 'tb'
 
 class RegTestParams(bitcoin.core.CoreRegTestParams):
     MESSAGE_START = b'\xfa\xbf\xb5\xda'
@@ -84,5 +89,7 @@ def SelectParams(name):
         params = bitcoin.core.coreparams = TestNetParams()
     elif name == 'regtest':
         params = bitcoin.core.coreparams = RegTestParams()
+    elif name == 'signet':
+        params = bitcoin.core.coreparams = SigNetParams()
     else:
         raise ValueError('Unknown chain %r' % name)
diff --git a/bitcoin/core/__init__.py b/bitcoin/core/__init__.py
index 4c03c106..80cb6367 100644
--- a/bitcoin/core/__init__.py
+++ b/bitcoin/core/__init__.py
@@ -736,6 +736,8 @@ def _SelectCoreParams(name):
         coreparams = CoreTestNetParams()
     elif name == 'regtest':
         coreparams = CoreRegTestParams()
+    elif name == 'signet':
+        coreparams = CoreSigNetParams()
     else:
         raise ValueError('Unknown chain %r' % name)
 
diff --git a/bitcoin/rpc.py b/bitcoin/rpc.py
index 5907740a..56925390 100644
--- a/bitcoin/rpc.py
+++ b/bitcoin/rpc.py
@@ -355,7 +355,7 @@ def __init__(self,
         out of the file ``btc_conf_file``. If ``btc_conf_file`` is not
         specified, ``~/.bitcoin/bitcoin.conf`` or equivalent is used by
         default.  The default port is set according to the chain parameters in
-        use: mainnet, testnet, or regtest.
+        use: mainnet, testnet, signet, or regtest.
 
         Usually no arguments to ``Proxy()`` are needed; the local bitcoind will
         be used.
diff --git a/examples/make-bootstrap-rpc.py b/examples/make-bootstrap-rpc.py
index 4279cc28..a26d98e2 100755
--- a/examples/make-bootstrap-rpc.py
+++ b/examples/make-bootstrap-rpc.py
@@ -29,7 +29,7 @@
     if len(sys.argv) == 3:
         bitcoin.SelectParams(sys.argv[2])
 except Exception as ex:
-    print('Usage: %s <block-height> [network=(mainnet|testnet|regtest)] > bootstrap.dat' % sys.argv[0], file=sys.stderr)
+    print('Usage: %s <block-height> [network=(mainnet|testnet|regtest|signet)] > bootstrap.dat' % sys.argv[0], file=sys.stderr)
     sys.exit(1)