diff --git a/wpa_supplicant/defconfig b/wpa_supplicant/defconfig
index 88cd79085..9cceda4b2 100644
--- a/wpa_supplicant/defconfig
+++ b/wpa_supplicant/defconfig
@@ -120,6 +120,9 @@ CONFIG_EAP_OTP=y
 # EAP-SIM (enable CONFIG_PCSC, if EAP-SIM is used)
 #CONFIG_EAP_SIM=y
 
+# Enable SIM simulator (Milenage) for EAP-SIM
+#CONFIG_SIM_SIMULATOR=y
+
 # EAP-PSK (experimental; this is _not_ needed for WPA-PSK)
 #CONFIG_EAP_PSK=y