diff --git a/oem/ibm/configurations/bios/integer_attrs.json b/oem/ibm/configurations/bios/integer_attrs.json
index e415d4e..d77a959 100644
--- a/oem/ibm/configurations/bios/integer_attrs.json
+++ b/oem/ibm/configurations/bios/integer_attrs.json
@@ -20,7 +20,7 @@
         },
         {
             "attribute_name": "vmi_if0_ipv6_prefix_length",
-            "lower_bound": 1,
+            "lower_bound": 0,
             "upper_bound": 128,
             "scalar_increment": 1,
             "default_value": 128,
@@ -29,7 +29,7 @@
         },
         {
             "attribute_name": "vmi_if1_ipv6_prefix_length",
-            "lower_bound": 1,
+            "lower_bound": 0,
             "upper_bound": 128,
             "scalar_increment": 1,
             "default_value": 128,