diff --git a/app/build.gradle b/app/build.gradle
index cf92d50..e38eddc 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -61,13 +61,6 @@ dependencies {
     implementation 'androidx.compose.ui:ui-tooling-preview'
     implementation 'androidx.compose.material3:material3'
     testImplementation 'junit:junit:4.13.2'
-    androidTestImplementation 'androidx.test.ext:junit:1.1.5'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
 
-    implementation 'com.cashfree.pg:api:2.1.19'
-
-    androidTestImplementation platform('androidx.compose:compose-bom:2022.10.00')
-    androidTestImplementation 'androidx.compose.ui:ui-test-junit4'
-    debugImplementation 'androidx.compose.ui:ui-tooling'
-    debugImplementation 'androidx.compose.ui:ui-test-manifest'
+    implementation 'com.cashfree.pg:api:2.1.20'
 }
diff --git a/app/src/main/java/com/cashfree/sdk_sample/Config.kt b/app/src/main/java/com/cashfree/sdk_sample/Config.kt
index 4a28cdb..62aa548 100644
--- a/app/src/main/java/com/cashfree/sdk_sample/Config.kt
+++ b/app/src/main/java/com/cashfree/sdk_sample/Config.kt
@@ -5,8 +5,8 @@ import com.cashfree.pg.core.api.upi.CFUPI
 
 data class Config(
     // CFSession Inputs
-    val orderID: String = "devstudio_95987450",
-    val paymentSessionID: String = "session_Diki726QGmNZ3GRLMjM0G5HdSQ3CoaQFsU6qLVY4NRrOr98KtY0MWbMRo0kD_jkDHilmYpXX2Iurk1bHlgUXKiyPOeKXKTc_yJsWb4qm4pXY",
+    val orderID: String = "devstudio_272366234679",
+    val paymentSessionID: String = "session_XMb4ZaTSh28_jDZUUYCnPunUc7qEG-du57oawTj1kgnqy5lrukxCtk23z5o2WQ12SzExpuSbKJH_U2-R4YRN5l1oL-2jzzuLiHYmu0lY800D",
     val environment: CFSession.Environment = CFSession.Environment.SANDBOX,
 
     //Card Payment Inputs
diff --git a/app/src/main/java/com/cashfree/sdk_sample/java/ElementCheckoutActivity.java b/app/src/main/java/com/cashfree/sdk_sample/java/ElementCheckoutActivity.java
index 76fffdd..737b8ad 100644
--- a/app/src/main/java/com/cashfree/sdk_sample/java/ElementCheckoutActivity.java
+++ b/app/src/main/java/com/cashfree/sdk_sample/java/ElementCheckoutActivity.java
@@ -136,6 +136,7 @@ public void doCardPayment(View view) {
                     .setCardExpiryMonth(cardMM)
                     .setCardExpiryYear(cardYY)
                     .setCVV(cardCVV)
+                    .setChannel("post")   //This will be required for merchant if they want native opt flow
                     .build();
 
             //To Set your theme on Cashfree UI
@@ -152,9 +153,11 @@ public void doCardPayment(View view) {
                     .setCard(cfCard)
                     .build();
             cfCardPayment.setTheme(theme);
+
             /**
              * To set Full Screen Loader UI before  order pay network call.
              * This is optional for merchants. If they specially want to show UI loader then only enable it.
+             * Note : If Merchant wants to use Native OTP flow in card payment then this is required.
              */
             cfCardPayment.setCfSDKFlow(CFPayment.CFSDKFlow.WITH_CASHFREE_FULLSCREEN_LOADER);