diff --git a/theHarvester/discovery/dnssearch.py b/theHarvester/discovery/dnssearch.py
index c7ce3e8f..844f325e 100644
--- a/theHarvester/discovery/dnssearch.py
+++ b/theHarvester/discovery/dnssearch.py
@@ -39,7 +39,7 @@ class DnsForce:
 
     async def run(self):
         print(f'Starting DNS brute forcing with {len(self.list)} words')
-        checker = hostchecker.Checker(self.list, nameserver=self.dnsserver)
+        checker = hostchecker.Checker(self.list, nameservers=self.dnsserver)
         resolved_pair, hosts, ips = await checker.check()
         return resolved_pair, hosts, ips
 
diff --git a/theHarvester/lib/hostchecker.py b/theHarvester/lib/hostchecker.py
index 17a6796d..3a489dc1 100644
--- a/theHarvester/lib/hostchecker.py
+++ b/theHarvester/lib/hostchecker.py
@@ -15,11 +15,11 @@ import aiodns
 
 
 class Checker:
-    def __init__(self, hosts: list, nameserver: list) -> None:
+    def __init__(self, hosts: list, nameservers: list) -> None:
         self.hosts = hosts
         self.realhosts: list = []
         self.addresses: set = set()
-        self.nameserver = nameserver
+        self.nameservers = nameservers
 
     # @staticmethod
     # async def query(host, resolver) -> Tuple[str, Any]:
@@ -64,8 +64,8 @@ class Checker:
         loop = asyncio.get_event_loop()
         resolver = (
             aiodns.DNSResolver(loop=loop, timeout=8)
-            if len(self.nameserver) == 0
-            else aiodns.DNSResolver(loop=loop, timeout=8, nameservers=self.nameserver)
+            if len(self.nameservers) == 0
+            else aiodns.DNSResolver(loop=loop, timeout=8, nameservers=self.nameservers)
         )
         all_results = set()
         for chunk in self.chunks(self.hosts, 50):