diff --git a/content/hardware/04.pro/shields/portenta-cat-m1-nb-iot-gnss-shield/datasheet/datasheet.md b/content/hardware/04.pro/shields/portenta-cat-m1-nb-iot-gnss-shield/datasheet/datasheet.md
index e787717f0a..67aa3fb141 100644
--- a/content/hardware/04.pro/shields/portenta-cat-m1-nb-iot-gnss-shield/datasheet/datasheet.md
+++ b/content/hardware/04.pro/shields/portenta-cat-m1-nb-iot-gnss-shield/datasheet/datasheet.md
@@ -30,7 +30,7 @@ Internet of Things, outdoor asset tracking, positioning, cellular connectivity,
 - Cellular Connectivity
   - LTE Cat. M1/NB1/NB2
   - 3GPP Rel.14 Compliant Protocol LTE Cat. M1/NB1/NB2
-    - (UMTS BANDS: 1 / 2 / 3 / 4 / 5 / 8 / 1217) / 13 / 18 / 19 / 20 / 25 / 26 / 27 / 28 / 66 / 71 / 85
+    - (UMTS BANDS: 1 / 2 / 3 / 4 / 5 / 8 / 12 / 17) / 13 / 18 / 19 / 20 / 25 / 26 / 27 / 28 / 66 / 71 / 85
   - LTE Bands
     - LTE Cat.M1 DL: max. 300 kbps, UL: max. 1.1 Mbps 
     - LTE Cat.NB1 DL: max. 27 kbps, UL: max. 63 kbps 
@@ -259,3 +259,4 @@ Hereby, Arduino S.r.l. declares that this product is in compliance with essentia
 | **Date**   | **Revision** | **Changes**     |
 | ---------- | ------------ | --------------- |
 | 31-01-2022 | 01           | Initial Version |
+| 27-04-2023 | 02           | Fix UMTS Bands typo  |