diff --git a/src/System.Globalization/tests/DateTimeFormatInfo/DateTimeFormatInfoAbbreviatedMonthGenitiveNames.cs b/src/System.Globalization/tests/DateTimeFormatInfo/DateTimeFormatInfoAbbreviatedMonthGenitiveNames.cs
index 4bfb024f00aa..7d466f3722ed 100644
--- a/src/System.Globalization/tests/DateTimeFormatInfo/DateTimeFormatInfoAbbreviatedMonthGenitiveNames.cs
+++ b/src/System.Globalization/tests/DateTimeFormatInfo/DateTimeFormatInfoAbbreviatedMonthGenitiveNames.cs
@@ -33,5 +33,15 @@ public void AbbreviatedMonths_Set_Invalid()
             // DateTimeFormatInfo.InvariantInfo is read only
             Assert.Throws<InvalidOperationException>(() => DateTimeFormatInfo.InvariantInfo.AbbreviatedMonthGenitiveNames = new string[] { "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "" });
         }
+        
+        [Fact]
+        [SkipOnTargetFramework(TargetFrameworkMonikers.NetFramework)]
+        public void AbbreviatedMonthNames_Format()
+        {
+            var format = new DateTimeFormatInfo();
+            format.AbbreviatedMonthGenitiveNames = new string[] { "GenJan", "GenFeb", "GenMar", "GenApr", "GenMay", "GenJun", "GenJul", "GenAug", "GenSep", "GenOct", "GenNov", "GenDec", "Gen" };
+            
+            Assert.Equal("19 GenJun 76", new DateTime(1976, 6, 19).ToString("d MMM yy", format));
+        }
     }
 }