diff --git a/python/eth_address_declarator/interface.py b/python/eth_address_declarator/interface.py
index 1a82d37..5dd3986 100644
--- a/python/eth_address_declarator/interface.py
+++ b/python/eth_address_declarator/interface.py
@@ -117,12 +117,15 @@ class Declarator(TxFactory):
     @classmethod
     def parse_declaration(self, v):
         cursor = 0
-        v = strip_0x(v)
+        r = []
+        try:
+            v = strip_0x(v)
+        except ValueError:
+            return r
         position = int.from_bytes(bytes.fromhex(v[cursor:cursor+64]), 'big')
         cursor += (position * 2)
         length = int.from_bytes(bytes.fromhex(v[cursor:cursor+64]), 'big')
         cursor += 64
-        r = []
         for i in range(length):
             r.append(v[cursor:cursor+64])
             cursor += 64
diff --git a/python/requirements.txt b/python/requirements.txt
index 3e094aa..3ab6070 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -1,2 +1,2 @@
-confini>=0.3.6rc3,<0.5.0
-chainlib-eth>=0.0.9a13,<=0.1.0
+confini~=0.5.1
+chainlib-eth~=0.0.10
diff --git a/python/setup.cfg b/python/setup.cfg
index 58249b6..e0e32df 100644
--- a/python/setup.cfg
+++ b/python/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = eth-address-index
-version = 0.2.4a2
+version = 0.2.4
 description = Signed metadata declarations for ethereum addresses
 author = Louis Holbrook
 author_email = dev@holbrook.no