diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4e96ba4c..4ed44cb9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,8 @@
 # Change Log
+## [5.45.0](https://github.com/plivo/plivo-java/tree/v5.45.0) (2024-09-30)
+**Feature - Adding new param support for Number Masking session with single party **
+- Added `create_session_with_single_party`, `virtual_number_cooloff_period` and `force_pin_authentication` attributes in Masking Session
+
 ## [5.44.3](https://github.com/plivo/plivo-java/tree/v5.44.3) (2024-09-06)
 **Feature - Adding more attribute on mdr object**
 - Added `message_sent_time`, `message_updated_time` and `error-message` on get and list Message API
diff --git a/README.md b/README.md
index 320034b7..ce0a93da 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ The Plivo Java SDK makes it simpler to integrate communications into your Java a
 
 ### To Install Stable release
 
-You can use this SDK by adding it as a dependency in your dependency management tool. Alternatively, you can use the [JAR file](https://search.maven.org/remotecontent?filepath=com/plivo/plivo-java/5.44.3/plivo-java-5.44.3.jar).
+You can use this SDK by adding it as a dependency in your dependency management tool. Alternatively, you can use the [JAR file](https://search.maven.org/remotecontent?filepath=com/plivo/plivo-java/5.45.0/plivo-java-5.45.0.jar).
 
 
 If you are using Maven, use the following XML to include the Plivo SDK as a dependency.
@@ -19,13 +19,13 @@ If you are using Maven, use the following XML to include the Plivo SDK as a depe
 <dependency>
   <groupId>com.plivo</groupId>
   <artifactId>plivo-java</artifactId>
-  <version>5.44.3</version>
+  <version>5.45.0</version>
 </dependency>
 ```
 
 If you are using Gradle, use the following line in your dependencies.
 ```
-compile 'com.plivo:plivo-java:5.44.3'
+compile 'com.plivo:plivo-java:5.45.0'
 ```
 
 ### To Install Beta release
diff --git a/pom.properties b/pom.properties
index 2045d653..b67e3858 100644
--- a/pom.properties
+++ b/pom.properties
@@ -1,6 +1,6 @@
 # Written manually.
 
-version=5.44.3
+version=5.45.0
 groupId=com.plivo
 artifactId=plivo-java
 
diff --git a/pom.xml b/pom.xml
index e13c3945..4f7bc323 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.plivo</groupId>
   <artifactId>plivo-java</artifactId>
-  <version>5.43.3</version>
+  <version>5.45.0</version>
   <name>plivo-java</name>
   <description>A Java SDK to make voice calls &amp; send SMS using Plivo and to generate Plivo XML</description>
   <licenses>
@@ -76,7 +76,6 @@
       <version>2.7.5</version>
       <scope>test</scope>
     </dependency>
-
   </dependencies>
 
 </project>
diff --git a/src/main/java/com/plivo/api/models/maskingsession/MaskingSessionCreator.java b/src/main/java/com/plivo/api/models/maskingsession/MaskingSessionCreator.java
index e646c889..8c6e2ecd 100644
--- a/src/main/java/com/plivo/api/models/maskingsession/MaskingSessionCreator.java
+++ b/src/main/java/com/plivo/api/models/maskingsession/MaskingSessionCreator.java
@@ -24,11 +24,14 @@ public class MaskingSessionCreator extends VoiceCreator<MaskingSessionCreateResp
   private boolean generatePin;
   private boolean record;
   private int ringTimeout;
-  private int generatePinLength;
-  private int pinRetry;
-  private int pinRetryWait;
+  private Integer generatePinLength;
+  private Integer pinRetry;
+  private Integer pinRetryWait;
   private int sessionExpiry;
   private int callTimeLimit;
+  private boolean createSessionWithSingleParty;
+  private boolean forcePinAuthentication;
+  private int virtualNumberCooloffPeriod;
 
   public MaskingSessionCreator(String firstParty, String secondParty) {
     this.firstParty = firstParty;
@@ -179,24 +182,24 @@ public MaskingSessionCreator ringTimeout(final int ringTimeout) {
     this.ringTimeout = ringTimeout;
     return this;
   }
-  public int generatePinLength() {
+  public Integer generatePinLength() {
     return this.generatePinLength;
   }
-  public MaskingSessionCreator generatePinLength(final int generatePinLength) {
+  public MaskingSessionCreator generatePinLength(final Integer generatePinLength) {
     this.generatePinLength = generatePinLength;
     return this;
   }
-  public int pinRetry() {
+  public Integer pinRetry() {
     return this.pinRetry;
   }
-  public MaskingSessionCreator pinRetry(final int pinRetry) {
+  public MaskingSessionCreator pinRetry(final Integer pinRetry) {
     this.pinRetry = pinRetry;
     return this;
   }
-  public int pinRetryWait() {
+  public Integer pinRetryWait() {
     return this.pinRetryWait;
   }
-  public MaskingSessionCreator pinRetryWait(final int pinRetryWait) {
+  public MaskingSessionCreator pinRetryWait(final Integer pinRetryWait) {
     this.pinRetryWait = pinRetryWait;
     return this;
   }
@@ -214,4 +217,25 @@ public MaskingSessionCreator geomatch(final boolean geomatch) {
     this.geomatch = geomatch;
     return this;
   }
+  public boolean createSessionWithSingleParty() {
+    return this.createSessionWithSingleParty;
+  }
+  public MaskingSessionCreator createSessionWithSingleParty(final boolean createSessionWithSingleParty) {
+    this.createSessionWithSingleParty = createSessionWithSingleParty;
+    return this;
+  }
+  public boolean forcePinAuthentication() {
+    return this.forcePinAuthentication;
+  }
+  public MaskingSessionCreator forcePinAuthentication(final boolean forcePinAuthentication) {
+    this.forcePinAuthentication = forcePinAuthentication;
+    return this;
+  }
+  public int virtualNumberCooloffPeriod() {
+    return this.virtualNumberCooloffPeriod;
+  }
+  public MaskingSessionCreator virtualNumberCooloffPeriod(final int virtualNumberCooloffPeriod) {
+    this.virtualNumberCooloffPeriod = virtualNumberCooloffPeriod;
+    return this;
+  }
 }
diff --git a/src/main/java/com/plivo/api/models/maskingsession/MaskingSessionUpdater.java b/src/main/java/com/plivo/api/models/maskingsession/MaskingSessionUpdater.java
index c6ca2fc0..f116a3c7 100644
--- a/src/main/java/com/plivo/api/models/maskingsession/MaskingSessionUpdater.java
+++ b/src/main/java/com/plivo/api/models/maskingsession/MaskingSessionUpdater.java
@@ -5,7 +5,8 @@
 import retrofit2.Call;
 
 public class MaskingSessionUpdater extends VoiceUpdater<MaskingSessionUpdateResponse> {
-
+  private String firstParty;
+  private String secondParty;
   private int sessionExpiry;
   private int callTimeLimit;
   private int ringTimeout;
@@ -19,7 +20,7 @@ public class MaskingSessionUpdater extends VoiceUpdater<MaskingSessionUpdateResp
   private String recordFileFormat;
   private Boolean geomatch = null;
   private boolean record;
-
+  private boolean createSessionWithSingleParty;
   public MaskingSessionUpdater(String id) {
     super(id);
   }
@@ -36,6 +37,20 @@ protected Call<MaskingSessionUpdateResponse> obtainFallback2Call() throws PlivoV
     return client().getVoiceFallback2Service().maskingSessionUpdate(client().getAuthId(), id, this);
   }
 
+  public String firstParty() {
+    return this.firstParty;
+  }
+  public MaskingSessionUpdater firstParty(final String firstParty){
+    this.firstParty = firstParty;
+    return this;
+  }
+  public String secondParty() {
+    return this.secondParty;
+  }
+  public MaskingSessionUpdater secondParty(final String secondParty){
+    this.secondParty = secondParty;
+    return this;
+  }
   public int callTimeLimit() {
     return this.callTimeLimit;
   }
@@ -127,5 +142,12 @@ public MaskingSessionUpdater sessionExpiry(final int sessionExpiry) {
     this.sessionExpiry = sessionExpiry;
     return this;
   }
+  public boolean createSessionWithSingleParty() {
+    return this.createSessionWithSingleParty;
+  }
+  public MaskingSessionUpdater createSessionWithSingleParty(final boolean record){
+    this.createSessionWithSingleParty = createSessionWithSingleParty;
+    return this;
+  }
 }
 
diff --git a/src/main/resources/com/plivo/api/version.txt b/src/main/resources/com/plivo/api/version.txt
index c5b3b8d6..5a053acd 100644
--- a/src/main/resources/com/plivo/api/version.txt
+++ b/src/main/resources/com/plivo/api/version.txt
@@ -1 +1 @@
-5.44.3
+5.45.0
diff --git a/src/test/java/com/plivo/api/MaskingSessionTest.java b/src/test/java/com/plivo/api/MaskingSessionTest.java
index 4c1692cd..47bdc2ff 100644
--- a/src/test/java/com/plivo/api/MaskingSessionTest.java
+++ b/src/test/java/com/plivo/api/MaskingSessionTest.java
@@ -24,6 +24,33 @@ public void maskingSessionCreate() throws Exception {
     assertRequest("POST", "Masking/Session/");
   }
 
+  @Test
+  public void maskingSessionCreate_createSessionWithSingleParty() throws Exception {
+    expectResponse("maskingSessionCreateResponse.json", 201);
+
+    MaskingSession.creator("916303955746","").createSessionWithSingleParty(true).create();
+
+    assertRequest("POST", "Masking/Session/");
+  }
+
+  @Test
+  public void maskingSessionCreate_forcePinAuthentication() throws Exception {
+    expectResponse("maskingSessionCreateResponse.json", 201);
+
+    MaskingSession.creator("916303955746", "916303955747").isPinAuthenticationRequired(true).generatePin(true).generatePinLength(4).firstPartyPin("1234").secondPartyPin("2345").pinRetry(2).pinRetryWait(6).pinPromptPlay("https://plivobin-prod-usw.plivops.com/api/v1/speak.mp3").unknownCallerPlay("https://plivobin-prod-usw.plivops.com/api/v1/speak.mp3").incorrectPinPlay("https://plivobin-prod-usw.plivops.com/api/v1/speak.mp3").forcePinAuthentication(true).create();
+
+    assertRequest("POST", "Masking/Session/");
+  }
+
+  @Test
+  public void maskingSessionCreate_virtualNumberCooloffPeriod() throws Exception {
+    expectResponse("maskingSessionCreateResponse.json", 201);
+
+    MaskingSession.creator("916303955746", "916303955747").virtualNumberCooloffPeriod(2500).create();
+
+    assertRequest("POST", "Masking/Session/");
+  }
+
   @Test
   public void maskingSessionCreateWithClient() throws Exception {
     expectResponse("maskingSessionCreateResponse.json", 201);
diff --git a/src/test/resources/com/plivo/api/maskingSessionCreateResponse.json b/src/test/resources/com/plivo/api/maskingSessionCreateResponse.json
index 315fe345..e7b1b372 100644
--- a/src/test/resources/com/plivo/api/maskingSessionCreateResponse.json
+++ b/src/test/resources/com/plivo/api/maskingSessionCreateResponse.json
@@ -1,45 +1,48 @@
 {
-  "api_id": "f2a246e0-d585-4d55-bff5-4a6688b8a34a",
-  "session_uuid": "2d265b0a-32a1-4450-a36c-f5e09144598e",
-  "virtual_number": "+919790969500",
+  "api_id": "e0218e45-53f5-435b-83d2-936010e40acc",
+  "session_uuid": "1091db69-2290-4633-9222-c9473c4815b6",
+  "virtual_number": "+919988776676",
   "message": "Session created",
   "session": {
-    "first_party": "917708772011",
-    "second_party": "918220568648",
-    "virtual_number": "919790969500",
+    "first_party": "916303955747",
+    "second_party": "916384780853",
+    "virtual_number": "919988776676",
     "status": "active",
-    "initiate_call_to_first_party": true,
-    "session_uuid": "2d265b0a-32a1-4450-a36c-f5e09144598e",
-    "callback_url": "http://plivobin.non-prod.plivops.com/1jvpmrs1",
-    "callback_method": "GET",
-    "created_time": "2024-05-29 04:47:18 +0000 UTC",
-    "modified_time": "2024-05-29 04:47:18 +0000 UTC",
-    "expiry_time": "2024-05-29 06:27:18 +0000 UTC",
-    "duration": 6000,
+    "initiate_call_to_first_party": false,
+    "session_uuid": "1091db69-2290-4633-9222-c9473c4815b6",
+    "callback_url": "",
+    "callback_method": "POST",
+    "created_time": "2024-09-05 06:43:26 +0000 UTC",
+    "modified_time": "2024-09-05 06:43:26 +0000 UTC",
+    "expiry_time": "2024-09-05 06:46:46 +0000 UTC",
+    "duration": 200,
     "amount": 0,
     "call_time_limit": 14400,
-    "ring_timeout": 120,
-    "first_party_play_url": "https://s3.amazonaws.com/plivosamplexml/play_url.xml",
-    "second_party_play_url": "https://plivobin-prod-usw.plivops.com/api/v1/speak.xml",
+    "ring_timeout": 45,
+    "first_party_play_url": "",
+    "second_party_play_url": "",
     "record": false,
     "record_file_format": "mp3",
-    "recording_callback_url": "https://plivobin-prod-usw.plivops.com/api/v1/speak.xml",
-    "recording_callback_method": "GET",
+    "recording_callback_url": "",
+    "recording_callback_method": "POST",
     "interaction": null,
     "total_call_amount": 0,
     "total_call_count": 0,
     "total_call_billed_duration": 0,
     "total_session_amount": 0,
     "last_interaction_time": "",
-    "unknown_caller_play": "https://vinodhan-test.s3.amazonaws.com/Number+masking+audio/2024-02-13-201825_178983233.mp3",
-    "is_pin_authentication_required": false,
-    "generate_pin": null,
-    "generate_pin_length": null,
-    "first_party_pin": null,
-    "second_party_pin": null,
-    "pin_prompt_play": null,
-    "pin_retry": null,
-    "pin_retry_wait": null,
-    "incorrect_pin_play": null
+    "unknown_caller_play": "https://file-examples.com/storage/fefda3519566d3360a0efb3/2017/11/file_example_MP3_700KB.mp3",
+    "is_pin_authentication_required": true,
+    "generate_pin": false,
+    "generate_pin_length": 4,
+    "first_party_pin": "1234",
+    "second_party_pin": "4321",
+    "pin_prompt_play": "https://file-examples.com/storage/fefda3519566d3360a0efb3/2017/11/file_example_MP3_700KB.mp3",
+    "pin_retry": 2,
+    "pin_retry_wait": 7,
+    "incorrect_pin_play": "https://file-examples.com/storage/fefda3519566d3360a0efb3/2017/11/file_example_MP3_700KB.mp3",
+    "create_session_with_single_party": null,
+    "virtual_number_cooloff_period": 3500,
+    "force_pin_authentication": true
   }
 }
\ No newline at end of file