diff --git a/introspection/mm-modem-gsm.xml b/introspection/mm-modem-gsm.xml
index 5b1560dd..258ddaca 100644
--- a/introspection/mm-modem-gsm.xml
+++ b/introspection/mm-modem-gsm.xml
@@ -97,6 +97,9 @@
       <tp:flag suffix="U17IX" value="0x800">
         <tp:docstring>WCDMA 3GPP UMTS 1700 MHz (Class IX)</tp:docstring>
       </tp:flag>
+      <tp:flag suffix="U17IX" value="0x1000">
+        <tp:docstring>WCDMA 3GPP UMTS 1900 MHz (Class II)</tp:docstring>
+      </tp:flag>
     </tp:flags>
 
     <tp:enum name="MM_MODEM_GSM_ALLOWED_MODE" type="u">
diff --git a/src/mm-modem-gsm.h b/src/mm-modem-gsm.h
index a11e2c46..6d9135a4 100644
--- a/src/mm-modem-gsm.h
+++ b/src/mm-modem-gsm.h
@@ -72,8 +72,9 @@ typedef enum {
     MM_MODEM_GSM_BAND_U850         = 0x00000200, /* WCDMA 3GPP UMTS 850 MHz      (Class V) */
     MM_MODEM_GSM_BAND_U900         = 0x00000400, /* WCDMA 3GPP UMTS 900 MHz      (Class VIII) */
     MM_MODEM_GSM_BAND_U17IX        = 0x00000800, /* WCDMA 3GPP UMTS 1700 MHz     (Class IX) */
+    MM_MODEM_GSM_BAND_U1900        = 0x00001000, /* WCDMA 3GPP UMTS 1900 MHz     (Class II) */
 
-    MM_MODEM_GSM_BAND_LAST = MM_MODEM_GSM_BAND_U17IX
+    MM_MODEM_GSM_BAND_LAST = MM_MODEM_GSM_BAND_U1900
 } MMModemGsmBand;