diff --git a/core/java/android/net/vcn/VcnGatewayConnectionConfig.java b/core/java/android/net/vcn/VcnGatewayConnectionConfig.java
index 55d3ecd2c92fe..39b5e7b3daa3b 100644
--- a/core/java/android/net/vcn/VcnGatewayConnectionConfig.java
+++ b/core/java/android/net/vcn/VcnGatewayConnectionConfig.java
@@ -74,6 +74,7 @@ import java.util.concurrent.TimeUnit;
  *   <li>{@link NetworkCapabilities#NET_CAPABILITY_CBS}
  *   <li>{@link NetworkCapabilities#NET_CAPABILITY_IA}
  *   <li>{@link NetworkCapabilities#NET_CAPABILITY_RCS}
+ *   <li>{@link NetworkCapabilities#NET_CAPABILITY_MMTEL}
  *   <li>{@link NetworkCapabilities#NET_CAPABILITY_XCAP}
  *   <li>{@link NetworkCapabilities#NET_CAPABILITY_EIMS}
  *   <li>{@link NetworkCapabilities#NET_CAPABILITY_INTERNET}
@@ -102,6 +103,7 @@ public final class VcnGatewayConnectionConfig {
         allowedCaps.add(NetworkCapabilities.NET_CAPABILITY_CBS);
         allowedCaps.add(NetworkCapabilities.NET_CAPABILITY_IA);
         allowedCaps.add(NetworkCapabilities.NET_CAPABILITY_RCS);
+        allowedCaps.add(NetworkCapabilities.NET_CAPABILITY_MMTEL);
         allowedCaps.add(NetworkCapabilities.NET_CAPABILITY_XCAP);
         allowedCaps.add(NetworkCapabilities.NET_CAPABILITY_EIMS);
         allowedCaps.add(NetworkCapabilities.NET_CAPABILITY_INTERNET);
diff --git a/telephony/java/android/telephony/Annotation.java b/telephony/java/android/telephony/Annotation.java
index e88106cb95fe4..0a4fa5d2a16b3 100644
--- a/telephony/java/android/telephony/Annotation.java
+++ b/telephony/java/android/telephony/Annotation.java
@@ -707,6 +707,7 @@ public class Annotation {
             NetworkCapabilities.NET_CAPABILITY_VSIM,
             NetworkCapabilities.NET_CAPABILITY_BIP,
             NetworkCapabilities.NET_CAPABILITY_HEAD_UNIT,
+            NetworkCapabilities.NET_CAPABILITY_MMTEL,
     })
     public @interface NetCapability { }