diff --git a/Common/UnitDefinitions/Mass.json b/Common/UnitDefinitions/Mass.json
index 51b8ea513d..40286053a2 100644
--- a/Common/UnitDefinitions/Mass.json
+++ b/Common/UnitDefinitions/Mass.json
@@ -59,7 +59,7 @@
       "Localization": [
         {
           "Culture": "en-US",
-          "Abbreviations": [ "short tn" ]
+          "Abbreviations": [ "short tn", "ST" ]
         },
         {
           "Culture": "ru-RU",
diff --git a/UnitsNet.WindowsRuntimeComponent/GeneratedCode/UnitAbbreviationsCache.g.cs b/UnitsNet.WindowsRuntimeComponent/GeneratedCode/UnitAbbreviationsCache.g.cs
index 21f1e7723a..b99a316351 100644
--- a/UnitsNet.WindowsRuntimeComponent/GeneratedCode/UnitAbbreviationsCache.g.cs
+++ b/UnitsNet.WindowsRuntimeComponent/GeneratedCode/UnitAbbreviationsCache.g.cs
@@ -639,7 +639,7 @@ private static readonly (string CultureName, Type UnitType, int UnitValue, strin
                 ("en-US", typeof(MassUnit), (int)MassUnit.Pound, new string[]{"lb", "lbs", "lbm"}),
                 ("ru-RU", typeof(MassUnit), (int)MassUnit.Pound, new string[]{"фунт"}),
                 ("en-US", typeof(MassUnit), (int)MassUnit.ShortHundredweight, new string[]{"cwt"}),
-                ("en-US", typeof(MassUnit), (int)MassUnit.ShortTon, new string[]{"short tn"}),
+                ("en-US", typeof(MassUnit), (int)MassUnit.ShortTon, new string[]{"short tn", "ST"}),
                 ("ru-RU", typeof(MassUnit), (int)MassUnit.ShortTon, new string[]{"тонна малая"}),
                 ("en-US", typeof(MassUnit), (int)MassUnit.Slug, new string[]{"slug"}),
                 ("en-US", typeof(MassUnit), (int)MassUnit.SolarMass, new string[]{"M⊙"}),
diff --git a/UnitsNet/GeneratedCode/UnitAbbreviationsCache.g.cs b/UnitsNet/GeneratedCode/UnitAbbreviationsCache.g.cs
index 557170cff6..8925d5549c 100644
--- a/UnitsNet/GeneratedCode/UnitAbbreviationsCache.g.cs
+++ b/UnitsNet/GeneratedCode/UnitAbbreviationsCache.g.cs
@@ -639,7 +639,7 @@ private static readonly (string CultureName, Type UnitType, int UnitValue, strin
                 ("en-US", typeof(MassUnit), (int)MassUnit.Pound, new string[]{"lb", "lbs", "lbm"}),
                 ("ru-RU", typeof(MassUnit), (int)MassUnit.Pound, new string[]{"фунт"}),
                 ("en-US", typeof(MassUnit), (int)MassUnit.ShortHundredweight, new string[]{"cwt"}),
-                ("en-US", typeof(MassUnit), (int)MassUnit.ShortTon, new string[]{"short tn"}),
+                ("en-US", typeof(MassUnit), (int)MassUnit.ShortTon, new string[]{"short tn", "ST"}),
                 ("ru-RU", typeof(MassUnit), (int)MassUnit.ShortTon, new string[]{"тонна малая"}),
                 ("en-US", typeof(MassUnit), (int)MassUnit.Slug, new string[]{"slug"}),
                 ("en-US", typeof(MassUnit), (int)MassUnit.SolarMass, new string[]{"M⊙"}),