diff --git a/src/main/java/net/frozenorb/apiv3/model/BannedAsn.java b/src/main/java/net/frozenorb/apiv3/model/BannedAsn.java
index 1440070..2a4a4ba 100644
--- a/src/main/java/net/frozenorb/apiv3/model/BannedAsn.java
+++ b/src/main/java/net/frozenorb/apiv3/model/BannedAsn.java
@@ -82,6 +82,8 @@ public final class BannedAsn {
     }
 
     public void insert(SingleResultCallback<Void> callback) {
+        bannedAsnCache.add(this);
+        bannedAsnIdCache.put(id, this);
         bannedAsnsCollection.insertOne(this, callback);
     }
 
@@ -90,6 +92,8 @@ public final class BannedAsn {
     }
 
     public void delete(SingleResultCallback<DeleteResult> callback) {
+        bannedAsnCache.remove(this);
+        bannedAsnIdCache.remove(id);
         bannedAsnsCollection.deleteOne(new Document("_id", id), callback);
     }
 
diff --git a/src/main/java/net/frozenorb/apiv3/model/Rank.java b/src/main/java/net/frozenorb/apiv3/model/Rank.java
index 8aeecb7..ec1e86b 100644
--- a/src/main/java/net/frozenorb/apiv3/model/Rank.java
+++ b/src/main/java/net/frozenorb/apiv3/model/Rank.java
@@ -78,10 +78,14 @@ public final class Rank {
     }
 
     public void insert(SingleResultCallback<Void> callback) {
+        rankCache.add(this);
+        rankIdCache.put(id, this);
         ranksCollection.insertOne(this, callback);
     }
 
     public void delete(SingleResultCallback<DeleteResult> callback) {
+        rankCache.remove(this);
+        rankIdCache.remove(id);
         ranksCollection.deleteOne(new Document("_id", id), callback);
     }
 
diff --git a/src/main/java/net/frozenorb/apiv3/model/Server.java b/src/main/java/net/frozenorb/apiv3/model/Server.java
index ea6a072..b7cca91 100644
--- a/src/main/java/net/frozenorb/apiv3/model/Server.java
+++ b/src/main/java/net/frozenorb/apiv3/model/Server.java
@@ -89,6 +89,8 @@ public final class Server {
     }
 
     public void insert(SingleResultCallback<Void> callback) {
+        serverCache.add(this);
+        serverIdCache.put(id, this);
         serversCollection.insertOne(this, callback);
     }
 
@@ -97,6 +99,8 @@ public final class Server {
     }
 
     public void delete(SingleResultCallback<DeleteResult> callback) {
+        serverCache.remove(this);
+        serverIdCache.remove(id);
         serversCollection.deleteOne(new Document("_id", id), callback);
     }
 
diff --git a/src/main/java/net/frozenorb/apiv3/model/ServerGroup.java b/src/main/java/net/frozenorb/apiv3/model/ServerGroup.java
index f1b286a..b64d812 100644
--- a/src/main/java/net/frozenorb/apiv3/model/ServerGroup.java
+++ b/src/main/java/net/frozenorb/apiv3/model/ServerGroup.java
@@ -77,6 +77,8 @@ public final class ServerGroup {
     }
 
     public void insert(SingleResultCallback<Void> callback) {
+        serverGroupCache.add(this);
+        serverGroupIdCache.put(id, this);
         serverGroupsCollection.insertOne(this, callback);
     }
 
@@ -85,6 +87,8 @@ public final class ServerGroup {
     }
 
     public void delete(SingleResultCallback<DeleteResult> callback) {
+        serverGroupCache.remove(this);
+        serverGroupIdCache.remove(id);
         serverGroupsCollection.deleteOne(new Document("_id", id), callback);
     }