diff --git a/rigs/yaesu/ft991.c b/rigs/yaesu/ft991.c
index 678087eb4..bf1d7f474 100644
--- a/rigs/yaesu/ft991.c
+++ b/rigs/yaesu/ft991.c
@@ -166,6 +166,7 @@ const struct rig_caps ft991_caps =
     .has_set_parm =       RIG_PARM_NONE,
     .level_gran = {
 #include "level_gran_yaesu.h"
+        [LVL_NR] = { .min = { .f = 0 }, .max = { .f = 1 }, .step = { .f = 1.0f/15.0f } },
     },
     .ctcss_list =         common_ctcss_list,
     .dcs_list =           common_dcs_list,
diff --git a/rigs/yaesu/newcat.c b/rigs/yaesu/newcat.c
index c2ed5915a..be2e51c3b 100644
--- a/rigs/yaesu/newcat.c
+++ b/rigs/yaesu/newcat.c
@@ -4189,8 +4189,9 @@ int newcat_set_level(RIG *rig, vfo_t vfo, setting_t level, value_t val)
         {
             if (is_ft991)
             {
-                fpf = newcat_scale_float(10, val.f);
-                if (fpf > 10) fpf=10;
+                fpf = newcat_scale_float(15, val.f);
+                if (fpf > 15) fpf=15;
+                if (fpf < 1) fpf=1;
             }
             else
             {