diff --git a/src/rpcClient.py b/src/rpcClient.py
index 16908e5..4690a6e 100644
--- a/src/rpcClient.py
+++ b/src/rpcClient.py
@@ -40,8 +40,16 @@ def __init__(self, rpc_protocol: str, rpc_host: str, rpc_user: str, rpc_password
 
         self.rpc_url = f"{rpc_protocol}://{rpc_user}:{rpc_password}@{rpc_host}"
 
-        host, port = rpc_host.split(":")
-        port = int(port)
+        if ":" in rpc_host:
+            host, port_str = rpc_host.split(":")
+            try:
+                port = int(port_str)
+            except ValueError:
+                raise ValueError(f"Invalid port specified: {port_str}")
+        else:
+            host = rpc_host
+            port = None
+
         if rpc_protocol == "https":
             self.httpConnection = httplib.HTTPSConnection(host, port, timeout=20, context=ssl._create_unverified_context())
         else: