diff --git a/CHANGELOG.md b/CHANGELOG.md
index 48301bf..0c74888 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -34,6 +34,22 @@ to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 - (Notify of any improvements related to security vulnerabilities or potential risks.)
 
 ---
+## [1.0.1] - 2025-01-09
+
+### Added
+- Enhanced WhatsOnChainBroadcaster network handling:
+ - Added support for Network enum initialization (Network.MAINNET/Network.TESTNET)
+ - Added robust backward compatibility for string network parameters ('main'/'test'/'mainnet'/'testnet')
+ - Added input validation and clear error messages for invalid network parameters
+ - Added type hints and docstrings for better code clarity
+- Added comprehensive test suite for WhatsOnChainBroadcaster:
+ - Added test cases for Network enum initialization
+ - Added test cases for string-based network parameters
+ - Added validation tests for invalid network inputs
+ - Added URL construction validation tests
+
+---
+
 
 ## [1.0.0] - 2024-12-23
 
diff --git a/tests/test_woc.py b/tests/test_woc.py
new file mode 100644
index 0000000..2cdf35a
--- /dev/null
+++ b/tests/test_woc.py
@@ -0,0 +1,33 @@
+import pytest
+from bsv.broadcasters.whatsonchain import WhatsOnChainBroadcaster
+from bsv.constants import Network
+from bsv.broadcaster import BroadcastResponse, BroadcastFailure
+
+
+class TestWhatsOnChainBroadcast:
+   def test_network_enum(self):
+       # Initialize with Network enum
+       broadcaster = WhatsOnChainBroadcaster(Network.MAINNET)
+       assert broadcaster.URL == "https://api.whatsonchain.com/v1/bsv/main/tx/raw"
+
+       broadcaster = WhatsOnChainBroadcaster(Network.TESTNET)
+       assert broadcaster.URL == "https://api.whatsonchain.com/v1/bsv/test/tx/raw"
+
+   def test_network_string(self):
+       # Initialize with string (backward compatibility)
+       broadcaster = WhatsOnChainBroadcaster("main")
+       assert broadcaster.URL == "https://api.whatsonchain.com/v1/bsv/main/tx/raw"
+
+       broadcaster = WhatsOnChainBroadcaster("test")
+       assert broadcaster.URL == "https://api.whatsonchain.com/v1/bsv/test/tx/raw"
+
+       broadcaster = WhatsOnChainBroadcaster("mainnet")
+       assert broadcaster.URL == "https://api.whatsonchain.com/v1/bsv/main/tx/raw"
+
+       broadcaster = WhatsOnChainBroadcaster("testnet")
+       assert broadcaster.URL == "https://api.whatsonchain.com/v1/bsv/test/tx/raw"
+
+   def test_invalid_network(self):
+       # Test invalid network string
+       with pytest.raises(ValueError, match="Invalid network string:"):
+           WhatsOnChainBroadcaster("invalid_network")
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