diff --git a/boards/VCU/VCU_measurements.json b/boards/VCU/VCU_measurements.json
index 8135de0..614e1b9 100644
--- a/boards/VCU/VCU_measurements.json
+++ b/boards/VCU/VCU_measurements.json
@@ -89,8 +89,8 @@
         "podUnits": "m",
         "displayUnits": "mm",
         "safeRange": [
-            10,
+            5,
             25
         ]
     }
-]
\ No newline at end of file
+]