diff --git a/test/OpenFeature.Tests/FlagMetadataTest.cs b/test/OpenFeature.Tests/FlagMetadataTest.cs
index 78c41c7c..1989e8ef 100644
--- a/test/OpenFeature.Tests/FlagMetadataTest.cs
+++ b/test/OpenFeature.Tests/FlagMetadataTest.cs
@@ -27,6 +27,7 @@ public void GetBool_Should_Return_Null_If_Key_Not_Found()
     [Fact]
     [Specification("1.4.14",
         "If the `flag metadata` field in the `flag resolution` structure returned by the configured `provider` is set, the `evaluation details` structure's `flag metadata` field MUST contain that value. Otherwise, it MUST contain an empty record.")]
+    [Specification("1.4.14.1", "Condition: `Flag metadata` MUST be immutable.")]
     public void GetBool_Should_Return_Value_If_Key_Found()
     {
         // Arrange
@@ -85,6 +86,7 @@ public void GetInt_Should_Return_Null_If_Key_Not_Found()
     [Fact]
     [Specification("1.4.14",
         "If the `flag metadata` field in the `flag resolution` structure returned by the configured `provider` is set, the `evaluation details` structure's `flag metadata` field MUST contain that value. Otherwise, it MUST contain an empty record.")]
+    [Specification("1.4.14.1", "Condition: `Flag metadata` MUST be immutable.")]
     public void GetInt_Should_Return_Value_If_Key_Found()
     {
         // Arrange
@@ -144,6 +146,7 @@ public void GetDouble_Should_Return_Null_If_Key_Not_Found()
     [Fact]
     [Specification("1.4.14",
         "If the `flag metadata` field in the `flag resolution` structure returned by the configured `provider` is set, the `evaluation details` structure's `flag metadata` field MUST contain that value. Otherwise, it MUST contain an empty record.")]
+    [Specification("1.4.14.1", "Condition: `Flag metadata` MUST be immutable.")]
     public void GetDouble_Should_Return_Value_If_Key_Found()
     {
         // Arrange
@@ -203,6 +206,7 @@ public void GetString_Should_Return_Null_If_Key_Not_Found()
     [Fact]
     [Specification("1.4.14",
         "If the `flag metadata` field in the `flag resolution` structure returned by the configured `provider` is set, the `evaluation details` structure's `flag metadata` field MUST contain that value. Otherwise, it MUST contain an empty record.")]
+    [Specification("1.4.14.1", "Condition: `Flag metadata` MUST be immutable.")]
     public void GetString_Should_Return_Value_If_Key_Found()
     {
         // Arrange