diff --git a/definitions/grib2/cfVarName.def b/definitions/grib2/cfVarName.def
index 6907a9390..25f42d11f 100644
--- a/definitions/grib2/cfVarName.def
+++ b/definitions/grib2/cfVarName.def
@@ -2167,7 +2167,7 @@
 	 probabilityType = 3 ;
 	 scaleFactorOfLowerLimit = 0 ;
 	 scaleFactorOfFirstFixedSurface = 0 ;
-	 scaledValueOfLowerLimit = 25 ;
+	 scaledValueOfLowerLimit = 20 ;
 	 typeOfFirstFixedSurface = 103 ;
 	}
 #Sea Salt Aerosol (0.03 - 0.5 um) Mixing Ratio
diff --git a/definitions/grib2/name.def b/definitions/grib2/name.def
index 1eb467006..9ef5379f0 100644
--- a/definitions/grib2/name.def
+++ b/definitions/grib2/name.def
@@ -2163,7 +2163,7 @@
 	 parameterNumber = 22 ;
 	 productDefinitionTemplateNumber = 9 ;
 	 typeOfStatisticalProcessing = 2 ;
-	 scaledValueOfLowerLimit = 25 ;
+	 scaledValueOfLowerLimit = 20 ;
 	 scaledValueOfFirstFixedSurface = 10 ;
 	 typeOfFirstFixedSurface = 103 ;
 	 scaleFactorOfLowerLimit = 0 ;
diff --git a/definitions/grib2/paramId.def b/definitions/grib2/paramId.def
index 966f598dc..972e1fa6d 100644
--- a/definitions/grib2/paramId.def
+++ b/definitions/grib2/paramId.def
@@ -2167,7 +2167,7 @@
 	 probabilityType = 3 ;
 	 scaleFactorOfLowerLimit = 0 ;
 	 scaleFactorOfFirstFixedSurface = 0 ;
-	 scaledValueOfLowerLimit = 25 ;
+	 scaledValueOfLowerLimit = 20 ;
 	 typeOfFirstFixedSurface = 103 ;
 	}
 #Sea Salt Aerosol (0.03 - 0.5 um) Mixing Ratio
diff --git a/definitions/grib2/shortName.def b/definitions/grib2/shortName.def
index 1755da600..07e371246 100644
--- a/definitions/grib2/shortName.def
+++ b/definitions/grib2/shortName.def
@@ -2164,7 +2164,7 @@
 	 probabilityType = 3 ;
 	 scaleFactorOfLowerLimit = 0 ;
 	 scaleFactorOfFirstFixedSurface = 0 ;
-	 scaledValueOfLowerLimit = 25 ;
+	 scaledValueOfLowerLimit = 20 ;
 	 typeOfFirstFixedSurface = 103 ;
 	 productDefinitionTemplateNumber = 9 ;
 	 typeOfStatisticalProcessing = 2 ;
diff --git a/definitions/grib2/units.def b/definitions/grib2/units.def
index 2523f5575..2eef00805 100644
--- a/definitions/grib2/units.def
+++ b/definitions/grib2/units.def
@@ -2163,7 +2163,7 @@
 	 parameterNumber = 22 ;
 	 productDefinitionTemplateNumber = 9 ;
 	 typeOfStatisticalProcessing = 2 ;
-	 scaledValueOfLowerLimit = 25 ;
+	 scaledValueOfLowerLimit = 20 ;
 	 scaledValueOfFirstFixedSurface = 10 ;
 	 typeOfFirstFixedSurface = 103 ;
 	 scaleFactorOfLowerLimit = 0 ;