diff --git a/wifi/supplicant/1.3/ISupplicantStaIfaceCallback.hal b/wifi/supplicant/1.3/ISupplicantStaIfaceCallback.hal
index 72ba160..0be43d8 100644
--- a/wifi/supplicant/1.3/ISupplicantStaIfaceCallback.hal
+++ b/wifi/supplicant/1.3/ISupplicantStaIfaceCallback.hal
@@ -185,4 +185,9 @@
      * request frame.
      */
     oneway onBssTmHandlingDone(BssTmData tmData);
+
+    /**
+     * Indicates an EAP authentication failure.
+     */
+    oneway onEapFailure_1_3(uint32_t errorCode);
 };