diff --git a/src/Microsoft.OData.Core/PublicAPI/net45/PublicAPI.Unshipped.txt b/src/Microsoft.OData.Core/PublicAPI/net45/PublicAPI.Unshipped.txt
index 5f282702bb..b39dc0b6f6 100644
--- a/src/Microsoft.OData.Core/PublicAPI/net45/PublicAPI.Unshipped.txt
+++ b/src/Microsoft.OData.Core/PublicAPI/net45/PublicAPI.Unshipped.txt
@@ -1 +1,2 @@
-
\ No newline at end of file
+override Microsoft.OData.ODataEnumValue.ToString() -> string
+override Microsoft.OData.ODataPrimitiveValue.ToString() -> string
\ No newline at end of file
diff --git a/src/Microsoft.OData.Core/PublicAPI/netcoreapp3.1/PublicAPI.Unshipped.txt b/src/Microsoft.OData.Core/PublicAPI/netcoreapp3.1/PublicAPI.Unshipped.txt
index 5f282702bb..b39dc0b6f6 100644
--- a/src/Microsoft.OData.Core/PublicAPI/netcoreapp3.1/PublicAPI.Unshipped.txt
+++ b/src/Microsoft.OData.Core/PublicAPI/netcoreapp3.1/PublicAPI.Unshipped.txt
@@ -1 +1,2 @@
-
\ No newline at end of file
+override Microsoft.OData.ODataEnumValue.ToString() -> string
+override Microsoft.OData.ODataPrimitiveValue.ToString() -> string
\ No newline at end of file
diff --git a/src/Microsoft.OData.Core/PublicAPI/netstandard1.1/PublicAPI.Unshipped.txt b/src/Microsoft.OData.Core/PublicAPI/netstandard1.1/PublicAPI.Unshipped.txt
index 5f282702bb..b39dc0b6f6 100644
--- a/src/Microsoft.OData.Core/PublicAPI/netstandard1.1/PublicAPI.Unshipped.txt
+++ b/src/Microsoft.OData.Core/PublicAPI/netstandard1.1/PublicAPI.Unshipped.txt
@@ -1 +1,2 @@
-
\ No newline at end of file
+override Microsoft.OData.ODataEnumValue.ToString() -> string
+override Microsoft.OData.ODataPrimitiveValue.ToString() -> string
\ No newline at end of file
diff --git a/src/Microsoft.OData.Core/PublicAPI/netstandard2.0/PublicAPI.Unshipped.txt b/src/Microsoft.OData.Core/PublicAPI/netstandard2.0/PublicAPI.Unshipped.txt
index 5f282702bb..b39dc0b6f6 100644
--- a/src/Microsoft.OData.Core/PublicAPI/netstandard2.0/PublicAPI.Unshipped.txt
+++ b/src/Microsoft.OData.Core/PublicAPI/netstandard2.0/PublicAPI.Unshipped.txt
@@ -1 +1,2 @@
-
\ No newline at end of file
+override Microsoft.OData.ODataEnumValue.ToString() -> string
+override Microsoft.OData.ODataPrimitiveValue.ToString() -> string
\ No newline at end of file
diff --git a/src/Microsoft.OData.Core/Value/ODataEnumValue.cs b/src/Microsoft.OData.Core/Value/ODataEnumValue.cs
index 9df7a507ef..8002f83117 100644
--- a/src/Microsoft.OData.Core/Value/ODataEnumValue.cs
+++ b/src/Microsoft.OData.Core/Value/ODataEnumValue.cs
@@ -33,5 +33,14 @@ public ODataEnumValue(string value, string typeName)
 
         /// <summary>Get the type name in edm model.</summary>
         public string TypeName { get; private set; }
+
+        /// <summary>
+        /// Returns a string that represents the current enum.
+        /// </summary>
+        /// <returns>A string that represents the current enum.</returns>
+        public override string ToString()
+        {
+            return Value;
+        }
     }
 }
diff --git a/src/Microsoft.OData.Core/Value/ODataPrimitiveValue.cs b/src/Microsoft.OData.Core/Value/ODataPrimitiveValue.cs
index 50f88c3ed4..ad81443ea4 100644
--- a/src/Microsoft.OData.Core/Value/ODataPrimitiveValue.cs
+++ b/src/Microsoft.OData.Core/Value/ODataPrimitiveValue.cs
@@ -39,5 +39,14 @@ public ODataPrimitiveValue(object value)
         /// </summary>
         /// <value> The underlying primitive CLR value. </value>
         public object Value { get; private set; }
+
+        /// <summary>
+        /// Returns a string that represents the current primitve.
+        /// </summary>
+        /// <returns>A string that represents the current primitve.</returns>
+        public override string ToString()
+        {
+            return Value.ToString();
+        }
     }
 }
\ No newline at end of file
diff --git a/test/FunctionalTests/Microsoft.OData.Core.Tests/ODataValueUtilsTests.cs b/test/FunctionalTests/Microsoft.OData.Core.Tests/ODataValueUtilsTests.cs
index 62e2d14a9c..b98c97c226 100644
--- a/test/FunctionalTests/Microsoft.OData.Core.Tests/ODataValueUtilsTests.cs
+++ b/test/FunctionalTests/Microsoft.OData.Core.Tests/ODataValueUtilsTests.cs
@@ -16,6 +16,8 @@ public void SingleEnumToODataValue()
         {
             var enumValue = Feature.Feature1.ToODataValue() as ODataEnumValue;
             Assert.Equal("Feature1", enumValue.Value);
+
+            Assert.Equal("Feature1", enumValue.ToString());
         }
 
         [Fact]
diff --git a/test/PublicApiTests/BaseLine/Microsoft.OData.PublicApi.net45.bsl b/test/PublicApiTests/BaseLine/Microsoft.OData.PublicApi.net45.bsl
index 8c79296bdf..f07121f141 100644
--- a/test/PublicApiTests/BaseLine/Microsoft.OData.PublicApi.net45.bsl
+++ b/test/PublicApiTests/BaseLine/Microsoft.OData.PublicApi.net45.bsl
@@ -5323,6 +5323,8 @@ public sealed class Microsoft.OData.ODataEnumValue : Microsoft.OData.ODataValue
 
     string TypeName  { public get; }
     string Value  { public get; }
+
+    public virtual string ToString ()
 }
 
 [
@@ -5658,6 +5660,8 @@ public sealed class Microsoft.OData.ODataPrimitiveValue : Microsoft.OData.ODataV
     public ODataPrimitiveValue (object value)
 
     object Value  { public get; }
+
+    public virtual string ToString ()
 }
 
 public sealed class Microsoft.OData.ODataProperty : Microsoft.OData.ODataPropertyInfo {
diff --git a/test/PublicApiTests/BaseLine/Microsoft.OData.PublicApi.netstandard1.1.bsl b/test/PublicApiTests/BaseLine/Microsoft.OData.PublicApi.netstandard1.1.bsl
index a4ec854ecb..c30f3b01e8 100644
--- a/test/PublicApiTests/BaseLine/Microsoft.OData.PublicApi.netstandard1.1.bsl
+++ b/test/PublicApiTests/BaseLine/Microsoft.OData.PublicApi.netstandard1.1.bsl
@@ -5323,6 +5323,8 @@ public sealed class Microsoft.OData.ODataEnumValue : Microsoft.OData.ODataValue
 
     string TypeName  { public get; }
     string Value  { public get; }
+
+    public virtual string ToString ()
 }
 
 [
@@ -5658,6 +5660,8 @@ public sealed class Microsoft.OData.ODataPrimitiveValue : Microsoft.OData.ODataV
     public ODataPrimitiveValue (object value)
 
     object Value  { public get; }
+
+    public virtual string ToString ()
 }
 
 public sealed class Microsoft.OData.ODataProperty : Microsoft.OData.ODataPropertyInfo {
diff --git a/test/PublicApiTests/BaseLine/Microsoft.OData.PublicApi.netstandard2.0.bsl b/test/PublicApiTests/BaseLine/Microsoft.OData.PublicApi.netstandard2.0.bsl
index 8c79296bdf..f07121f141 100644
--- a/test/PublicApiTests/BaseLine/Microsoft.OData.PublicApi.netstandard2.0.bsl
+++ b/test/PublicApiTests/BaseLine/Microsoft.OData.PublicApi.netstandard2.0.bsl
@@ -5323,6 +5323,8 @@ public sealed class Microsoft.OData.ODataEnumValue : Microsoft.OData.ODataValue
 
     string TypeName  { public get; }
     string Value  { public get; }
+
+    public virtual string ToString ()
 }
 
 [
@@ -5658,6 +5660,8 @@ public sealed class Microsoft.OData.ODataPrimitiveValue : Microsoft.OData.ODataV
     public ODataPrimitiveValue (object value)
 
     object Value  { public get; }
+
+    public virtual string ToString ()
 }
 
 public sealed class Microsoft.OData.ODataProperty : Microsoft.OData.ODataPropertyInfo {