diff --git a/mbus/mbus-protocol-aux.c b/mbus/mbus-protocol-aux.c
index 41fd3b0..57758eb 100755
--- a/mbus/mbus-protocol-aux.c
+++ b/mbus/mbus-protocol-aux.c
@@ -188,7 +188,7 @@ mbus_variable_vif vif_table[] = {
     { 0x6E, 1.0e0,  "Units for H.C.A.", "H.C.A." },
 
     /* E110 1111     Reserved */
-    { 0x6E, 0.0,  "Reserved", "Reserved" },
+    { 0x6F, 0.0,  "Reserved", "Reserved" },
 
     /* E111 00nn     Averaging Duration s */
     { 0x70,     1.0, "s", "Averaging Duration" },  /* seconds */
@@ -974,7 +974,8 @@ mbus_vif_unit_normalize(int vif, double value, char **unit_out, double *value_ou
         }
     }
 
-    *unit_out = strdup("Unknown (VIF=0x%.2X)");
+    MBUS_ERROR("%s: Unknown VIF 0x%03X\n", __PRETTY_FUNCTION__, newVif);
+    *unit_out = strdup("Unknown (VIF=0x%.02X)");
     *quantity_out = strdup("Unknown");
     exponent = 0.0;
     *value_out = 0.0;