diff --git a/definitions/param_limits.def b/definitions/param_limits.def
index e04fb9053..b59c98662 100644
--- a/definitions/param_limits.def
+++ b/definitions/param_limits.def
@@ -70,8 +70,8 @@ concept param_value_min(default_min_val) {
     170 = { paramId=228096; }
     170 = { paramId=228095; }
     0 = { paramId=43; }
-    -0.01 = { paramId=247; }
-    0 = { paramId=246; }
+    -0.001 = { paramId=247; }
+    -0.001 = { paramId=246; }
     -0.1 = { paramId=133; }
     43000 = { paramId=134; }
     0 = { paramId=173; }
diff --git a/tests/grib_data_quality_checks.sh b/tests/grib_data_quality_checks.sh
index b3a38c686..45c725f7b 100755
--- a/tests/grib_data_quality_checks.sh
+++ b/tests/grib_data_quality_checks.sh
@@ -122,6 +122,18 @@ set -e
 [ $status -ne 0 ]
 
 
+echo "Test limits with steps..."
+# -----------------------------
+input1=$ECCODES_SAMPLES_PATH/reduced_gg_pl_48_grib1.tmpl
+# This sets the minimum to 1.1 but this should work for step=0
+${tools_dir}/grib_set -s step=0,paramId=121,scaleValuesBy=1.1 $input1 $tempOut
+
+# But it must fail when step > 0
+set +e
+${tools_dir}/grib_set -s step=6,paramId=121,scaleValuesBy=1.1 $input1 $tempOut
+set -e
+[ $status -ne 0 ]
+
 
 echo "Override the defaults..."
 # ------------------------------