diff --git a/gnss/1.0/IGnss.hal b/gnss/1.0/IGnss.hal
index 0f16124..bc19e78 100644
--- a/gnss/1.0/IGnss.hal
+++ b/gnss/1.0/IGnss.hal
@@ -18,9 +18,10 @@
 
 import IAGnss;
 import IAGnssRil;
+import IGnssCallback;
+import IGnssDebug;
 import IGnssMeasurement;
 import IGnssNavigationMessage;
-import IGnssCallback;
 import IGnssGeofencing;
 import IGnssNi;
 import IGnssXtra;
@@ -200,4 +201,10 @@
      */
     getExtensionXtra() generates (IGnssXtra infc);
 
+    /*
+     * This method returns the IGnssDebug interface.
+     *
+     * @return infc Handle to the IGnssDebug interface.
+     */
+    getExtensionGnssDebug() generates (IGnssDebug infc);
 };