diff --git a/DnsServerCore/Dns/ResolverDnsCache.cs b/DnsServerCore/Dns/ResolverDnsCache.cs
index 7a776365..e6c218e5 100644
--- a/DnsServerCore/Dns/ResolverDnsCache.cs
+++ b/DnsServerCore/Dns/ResolverDnsCache.cs
@@ -23,6 +23,7 @@ using DnsServerCore.Dns.ZoneManagers;
 using System.Net;
 using TechnitiumLibrary.IO;
 using TechnitiumLibrary.Net.Dns;
+using TechnitiumLibrary.Net.Dns.ResourceRecords;
 
 namespace DnsServerCore.Dns
 {
diff --git a/DnsServerCore/Dns/ResolverPrefetchDnsCache.cs b/DnsServerCore/Dns/ResolverPrefetchDnsCache.cs
index 820567bc..9522edbf 100644
--- a/DnsServerCore/Dns/ResolverPrefetchDnsCache.cs
+++ b/DnsServerCore/Dns/ResolverPrefetchDnsCache.cs
@@ -23,6 +23,7 @@ using DnsServerCore.Dns.ZoneManagers;
 using System.Net;
 using TechnitiumLibrary.IO;
 using TechnitiumLibrary.Net.Dns;
+using TechnitiumLibrary.Net.Dns.ResourceRecords;
 
 namespace DnsServerCore.Dns
 {
diff --git a/DnsServerCore/Dns/StatsManager.cs b/DnsServerCore/Dns/StatsManager.cs
index e45e2828..716adf47 100644
--- a/DnsServerCore/Dns/StatsManager.cs
+++ b/DnsServerCore/Dns/StatsManager.cs
@@ -30,6 +30,7 @@ using System.Threading;
 using TechnitiumLibrary.IO;
 using TechnitiumLibrary.Net;
 using TechnitiumLibrary.Net.Dns;
+using TechnitiumLibrary.Net.Dns.ResourceRecords;
 
 namespace DnsServerCore.Dns
 {
diff --git a/DnsServerCore/Dns/Zones/AuthZoneInfo.cs b/DnsServerCore/Dns/Zones/AuthZoneInfo.cs
index 360231f3..449e9efb 100644
--- a/DnsServerCore/Dns/Zones/AuthZoneInfo.cs
+++ b/DnsServerCore/Dns/Zones/AuthZoneInfo.cs
@@ -26,6 +26,7 @@ using System.Threading.Tasks;
 using TechnitiumLibrary.IO;
 using TechnitiumLibrary.Net;
 using TechnitiumLibrary.Net.Dns;
+using TechnitiumLibrary.Net.Dns.ResourceRecords;
 
 namespace DnsServerCore.Dns.Zones
 {
diff --git a/DnsServerCore/Dns/Zones/PrimarySubDomainZone.cs b/DnsServerCore/Dns/Zones/PrimarySubDomainZone.cs
index bd335c8c..217ac36e 100644
--- a/DnsServerCore/Dns/Zones/PrimarySubDomainZone.cs
+++ b/DnsServerCore/Dns/Zones/PrimarySubDomainZone.cs
@@ -19,7 +19,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 using System;
 using System.Collections.Generic;
-using TechnitiumLibrary.Net.Dns;
+using TechnitiumLibrary.Net.Dns.ResourceRecords;
 
 namespace DnsServerCore.Dns.Zones
 {
diff --git a/DnsServerCore/Dns/Zones/SecondarySubDomainZone.cs b/DnsServerCore/Dns/Zones/SecondarySubDomainZone.cs
index 66c870f1..a467c97f 100644
--- a/DnsServerCore/Dns/Zones/SecondarySubDomainZone.cs
+++ b/DnsServerCore/Dns/Zones/SecondarySubDomainZone.cs
@@ -19,7 +19,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 using System;
 using System.Collections.Generic;
-using TechnitiumLibrary.Net.Dns;
+using TechnitiumLibrary.Net.Dns.ResourceRecords;
 
 namespace DnsServerCore.Dns.Zones
 {
diff --git a/DnsServerCore/Dns/Zones/SubDomainZone.cs b/DnsServerCore/Dns/Zones/SubDomainZone.cs
index cbfb9464..737802b2 100644
--- a/DnsServerCore/Dns/Zones/SubDomainZone.cs
+++ b/DnsServerCore/Dns/Zones/SubDomainZone.cs
@@ -19,7 +19,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 using DnsServerCore.Dns.ResourceRecords;
 using System.Collections.Generic;
-using TechnitiumLibrary.Net.Dns;
+using TechnitiumLibrary.Net.Dns.ResourceRecords;
 
 namespace DnsServerCore.Dns.Zones
 {
diff --git a/DnsServerCore/Dns/Zones/Zone.cs b/DnsServerCore/Dns/Zones/Zone.cs
index d5bfbefb..42eb42c8 100644
--- a/DnsServerCore/Dns/Zones/Zone.cs
+++ b/DnsServerCore/Dns/Zones/Zone.cs
@@ -23,7 +23,7 @@ using System.Collections.Generic;
 using System.Net;
 using System.Net.Sockets;
 using TechnitiumLibrary.Net;
-using TechnitiumLibrary.Net.Dns;
+using TechnitiumLibrary.Net.Dns.ResourceRecords;
 
 namespace DnsServerCore.Dns.Zones
 {