diff --git a/Src/Newtonsoft.Json.Tests/Converters/StringEnumConverterTests.cs b/Src/Newtonsoft.Json.Tests/Converters/StringEnumConverterTests.cs
index ef9353f7..d21b2132 100644
--- a/Src/Newtonsoft.Json.Tests/Converters/StringEnumConverterTests.cs
+++ b/Src/Newtonsoft.Json.Tests/Converters/StringEnumConverterTests.cs
@@ -637,6 +637,28 @@ namespace Newtonsoft.Json.Tests.Converters
             Assert.AreEqual("Integer string '-1' is not allowed.", ex.InnerException.Message);
         }
 
+        [Test]
+        public void AllowIntegerValueAndPositiveStringNumber()
+        {
+            JsonSerializationException ex = ExceptionAssert.Throws<JsonSerializationException>(() =>
+            {
+                JsonConvert.DeserializeObject<StoreColor>("\"+1\"", new StringEnumConverter { AllowIntegerValues = false });
+            });
+
+            Assert.AreEqual("Integer string '+1' is not allowed.", ex.InnerException.Message);
+        }
+
+        [Test]
+        public void AllowIntegerValueAndDash()
+        {
+            JsonSerializationException ex = ExceptionAssert.Throws<JsonSerializationException>(() =>
+            {
+                JsonConvert.DeserializeObject<StoreColor>("\"-\"", new StringEnumConverter { AllowIntegerValues = false });
+            });
+
+            Assert.AreEqual("Requested value '-' was not found.", ex.InnerException.Message);
+        }
+
         [Test]
         public void AllowIntegerValueAndNonNamedValue()
         {