diff --git a/CHANGELOG.md b/CHANGELOG.md
index 82e7df8c..0c57ba6d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,14 @@ to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 - Replace `TotpNotEnabledException` with `UnknownUserTotpIdException`.
 
+## [4.0.2] - 2023-10-19
+
+- Fixes serialization of thirdParty config
+
+## [4.0.1] - 2023-10-19
+
+- Fixes cloning of `TenantConfig` object to include `null` values
+
 ## [4.0.0] - 2023-09-19
 
 - Adds support for account linking
diff --git a/build.gradle b/build.gradle
index 62e73f81..1d323424 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,7 +2,7 @@ plugins {
     id 'java-library'
 }
 
-version = "4.0.0"
+version = "4.0.2"
 
 repositories {
     mavenCentral()
diff --git a/jar/plugin-interface-4.0.0.jar b/jar/plugin-interface-4.0.2.jar
similarity index 70%
rename from jar/plugin-interface-4.0.0.jar
rename to jar/plugin-interface-4.0.2.jar
index 1eedae21..8bd9b976 100644
Binary files a/jar/plugin-interface-4.0.0.jar and b/jar/plugin-interface-4.0.2.jar differ
diff --git a/src/main/java/io/supertokens/pluginInterface/multitenancy/TenantConfig.java b/src/main/java/io/supertokens/pluginInterface/multitenancy/TenantConfig.java
index 3b490d52..54f331f2 100644
--- a/src/main/java/io/supertokens/pluginInterface/multitenancy/TenantConfig.java
+++ b/src/main/java/io/supertokens/pluginInterface/multitenancy/TenantConfig.java
@@ -109,6 +109,9 @@ public int hashCode() {
     public JsonObject toJson(boolean shouldProtectDbConfig, Storage storage, String[] protectedCoreConfigs) {
         Gson gson = new Gson();
         JsonObject tenantConfigObject = gson.toJsonTree(this).getAsJsonObject();
+
+        tenantConfigObject.add("thirdParty", this.thirdPartyConfig.toJson());
+
         tenantConfigObject.addProperty("tenantId", this.tenantIdentifier.getTenantId());
 
         if (shouldProtectDbConfig) {
diff --git a/src/main/java/io/supertokens/pluginInterface/multitenancy/ThirdPartyConfig.java b/src/main/java/io/supertokens/pluginInterface/multitenancy/ThirdPartyConfig.java
index 838f71eb..b4f86418 100644
--- a/src/main/java/io/supertokens/pluginInterface/multitenancy/ThirdPartyConfig.java
+++ b/src/main/java/io/supertokens/pluginInterface/multitenancy/ThirdPartyConfig.java
@@ -16,8 +16,10 @@
 
 package io.supertokens.pluginInterface.multitenancy;
 
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonArray;
 import com.google.gson.JsonObject;
-import io.supertokens.pluginInterface.exceptions.InvalidConfigException;
 
 import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
@@ -34,6 +36,50 @@ public ThirdPartyConfig(boolean enabled, @Nullable Provider[] providers) {
         this.providers = providers == null ? new Provider[0] : providers;
     }
 
+    public JsonObject toJson() {
+        JsonObject result = new JsonObject();
+        result.addProperty("enabled", this.enabled);
+        result.add("providers", new JsonArray());
+
+        for (Provider provider : this.providers) {
+            result.getAsJsonArray("providers").add(provider.toJson());
+        }
+
+        return result;
+    }
+
+    public static boolean unorderedArrayEquals(Object[] array1, Object[] array2) {
+        if (array1 == null && array2 == null) {
+            return true;
+        } else if (array1 == null || array2 == null) {
+            return false;
+        }
+
+        List<Object> items1 = List.of(array1);
+        List<Object> items2 = new ArrayList<>();
+        items2.addAll(Arrays.asList(array2));
+
+        if (items1.size() != items2.size()) return false;
+
+        for (Object p1 : items1) {
+            boolean found = false;
+            for (Object p2 : items2) {
+                if (p1.equals(p2)) {
+                    found = true;
+                    break;
+                }
+            }
+
+            if (!found) {
+                return false;
+            } else {
+                items2.remove(p1);
+            }
+        }
+
+        return true;
+    }
+
     public static class Provider {
 
         @Nonnull
@@ -102,11 +148,46 @@ public Provider(@Nonnull String thirdPartyId, @Nonnull String name, @Nullable Pr
             this.userInfoMap = userInfoMap == null ? new UserInfoMap(null, null) : userInfoMap;
         }
 
+        public JsonObject toJson() {
+            JsonObject result = new Gson().toJsonTree(this).getAsJsonObject();
+
+            // These properties need to retain null values when serialized
+            if (this.authorizationEndpointQueryParams != null) {
+                result.add("authorizationEndpointQueryParams",
+                        new GsonBuilder().serializeNulls().create().toJsonTree(this.authorizationEndpointQueryParams));
+            } else {
+                result.remove("authorizationEndpointQueryParams");
+            }
+
+            if (this.tokenEndpointBodyParams != null) {
+                result.add("tokenEndpointBodyParams", new GsonBuilder().serializeNulls().create().toJsonTree(this.tokenEndpointBodyParams));
+            } else {
+                result.remove("tokenEndpointBodyParams");
+            }
+
+            if (this.userInfoEndpointQueryParams != null) {
+                result.add("userInfoEndpointQueryParams", new GsonBuilder().serializeNulls().create().toJsonTree(this.userInfoEndpointQueryParams));
+            } else {
+                result.remove("userInfoEndpointQueryParams");
+            }
+
+            if (this.userInfoEndpointHeaders != null) {
+                result.add("userInfoEndpointHeaders", new GsonBuilder().serializeNulls().create().toJsonTree(this.userInfoEndpointHeaders));
+            } else {
+                result.remove("userInfoEndpointHeaders");
+            }
+            return result;
+        }
+
         @Override
         public boolean equals(Object other) {
+            if (other == null) {
+                return false;
+            }
+
             if (other instanceof Provider) {
                 Provider otherProvider = (Provider) other;
-                return otherProvider.thirdPartyId.equals(this.thirdPartyId) &&
+                return Objects.equals(otherProvider.thirdPartyId, this.thirdPartyId) &&
                         Objects.equals(otherProvider.name, this.name) &&
                         unorderedArrayEquals(otherProvider.clients, this.clients) &&
                         Objects.equals(otherProvider.authorizationEndpoint, this.authorizationEndpoint) &&
@@ -163,7 +244,7 @@ public boolean equals(Object other) {
                 return Objects.equals(otherProviderClient.clientType, this.clientType) &&
                         otherProviderClient.clientId.equals(this.clientId) &&
                         Objects.equals(otherProviderClient.clientSecret, this.clientSecret) &&
-                        Arrays.equals(otherProviderClient.scope, this.scope) &&
+                        unorderedArrayEquals(otherProviderClient.scope, this.scope) &&
                         otherProviderClient.forcePKCE == this.forcePKCE &&
                         Objects.equals(otherProviderClient.additionalConfig, this.additionalConfig);
             }
@@ -223,42 +304,13 @@ public boolean equals(Object other) {
         }
     }
 
-    public static boolean unorderedArrayEquals(Object[] array1, Object[] array2) {
-        Set<Object> items1 = Set.of(array1);
-        Set<Object> items2 = new HashSet<>();
-        items2.addAll(Arrays.asList(array2));
-
-
-        if (items1.size() != items2.size()) return false;
-
-        for (Object p1 : items1) {
-            boolean found = false;
-            for (Object p2 : items2) {
-                if (p1.equals(p2)) {
-                    found = true;
-                    break;
-                }
-            }
-
-            if (!found) {
-                return false;
-            } else {
-                items2.remove(p1);
-            }
-        }
-
-        return true;
-    }
-
     @Override
     public boolean equals(Object other) {
         if (other instanceof ThirdPartyConfig) {
             ThirdPartyConfig otherThirdPartyConfig = (ThirdPartyConfig) other;
 
-
             return otherThirdPartyConfig.enabled == this.enabled &&
                     unorderedArrayEquals(this.providers, otherThirdPartyConfig.providers);
-
         }
         return false;
     }