diff --git a/docs/reference/libmm-glib/libmm-glib-sections.txt b/docs/reference/libmm-glib/libmm-glib-sections.txt
index 46f2d923..6e51fa3e 100644
--- a/docs/reference/libmm-glib/libmm-glib-sections.txt
+++ b/docs/reference/libmm-glib/libmm-glib-sections.txt
@@ -1849,6 +1849,8 @@ mm_gdbus_modem_get_ports
 mm_gdbus_modem_dup_ports
 mm_gdbus_modem_get_revision
 mm_gdbus_modem_dup_revision
+mm_gdbus_modem_get_hardware_revision
+mm_gdbus_modem_dup_hardware_revision
 mm_gdbus_modem_get_signal_quality
 mm_gdbus_modem_dup_signal_quality
 mm_gdbus_modem_get_sim
@@ -1918,6 +1920,7 @@ mm_gdbus_modem_set_plugin
 mm_gdbus_modem_set_primary_port
 mm_gdbus_modem_set_ports
 mm_gdbus_modem_set_revision
+mm_gdbus_modem_set_hardware_revision
 mm_gdbus_modem_set_signal_quality
 mm_gdbus_modem_set_sim
 mm_gdbus_modem_set_supported_capabilities
diff --git a/introspection/org.freedesktop.ModemManager1.Modem.xml b/introspection/org.freedesktop.ModemManager1.Modem.xml
index a5a236c5..23dd3b59 100644
--- a/introspection/org.freedesktop.ModemManager1.Modem.xml
+++ b/introspection/org.freedesktop.ModemManager1.Modem.xml
@@ -285,6 +285,13 @@
     -->
     <property name="Revision" type="s" access="read" />
 
+    <!--
+        HardwareRevision:
+
+        The revision identification of the hardware, as reported by the modem.
+    -->
+    <property name="HardwareRevision" type="s" access="read" />
+
     <!--
         DeviceIdentifier: