diff --git a/GFramework.Core.Tests/Logging/DefaultLogFormatterTests.cs b/GFramework.Core.Tests/Logging/DefaultLogFormatterTests.cs
index 7d363e98..9d607520 100644
--- a/GFramework.Core.Tests/Logging/DefaultLogFormatterTests.cs
+++ b/GFramework.Core.Tests/Logging/DefaultLogFormatterTests.cs
@@ -48,7 +48,7 @@ public class DefaultLogFormatterTests
     [Test]
     public void Format_WithProperties_ShouldIncludeProperties()
     {
-        var properties = new Dictionary<string, object?>
+        var properties = new Dictionary<string, object?>(StringComparer.Ordinal)
         {
             ["UserId"] = 12345,
             ["UserName"] = "TestUser"
@@ -66,7 +66,7 @@ public class DefaultLogFormatterTests
     [Test]
     public void Format_WithNullProperty_ShouldHandleNull()
     {
-        var properties = new Dictionary<string, object?>
+        var properties = new Dictionary<string, object?>(StringComparer.Ordinal)
         {
             ["Key1"] = null
         };
@@ -114,4 +114,4 @@ public class DefaultLogFormatterTests
 
         Assert.That(result, Does.Contain(message));
     }
-}
\ No newline at end of file
+}
diff --git a/GFramework.Core.Tests/Logging/JsonLogFormatterTests.cs b/GFramework.Core.Tests/Logging/JsonLogFormatterTests.cs
index 3808770f..138b7dc3 100644
--- a/GFramework.Core.Tests/Logging/JsonLogFormatterTests.cs
+++ b/GFramework.Core.Tests/Logging/JsonLogFormatterTests.cs
@@ -54,7 +54,7 @@ public class JsonLogFormatterTests
     [Test]
     public void Format_WithProperties_ShouldIncludePropertiesObject()
     {
-        var properties = new Dictionary<string, object?>
+        var properties = new Dictionary<string, object?>(StringComparer.Ordinal)
         {
             ["UserId"] = 12345,
             ["UserName"] = "TestUser",
@@ -93,7 +93,7 @@ public class JsonLogFormatterTests
     [Test]
     public void Format_WithNullProperty_ShouldHandleNull()
     {
-        var properties = new Dictionary<string, object?>
+        var properties = new Dictionary<string, object?>(StringComparer.Ordinal)
         {
             ["Key1"] = null,
             ["Key2"] = "value"
@@ -170,7 +170,7 @@ public class JsonLogFormatterTests
     [Test]
     public void Format_WithComplexProperties_ShouldSerializeCorrectly()
     {
-        var properties = new Dictionary<string, object?>
+        var properties = new Dictionary<string, object?>(StringComparer.Ordinal)
         {
             ["Number"] = 123,
             ["String"] = "test",
@@ -184,4 +184,4 @@ public class JsonLogFormatterTests
 
         Assert.That(() => JsonDocument.Parse(result), Throws.Nothing);
     }
-}
\ No newline at end of file
+}
diff --git a/GFramework.Core.Tests/Logging/LogEntryTests.cs b/GFramework.Core.Tests/Logging/LogEntryTests.cs
index 76d8a0eb..bd7f2e9b 100644
--- a/GFramework.Core.Tests/Logging/LogEntryTests.cs
+++ b/GFramework.Core.Tests/Logging/LogEntryTests.cs
@@ -13,7 +13,7 @@ public class LogEntryTests
     public void Constructor_WithAllParameters_ShouldCreateEntry()
     {
         var timestamp = DateTime.UtcNow;
-        var properties = new Dictionary<string, object?> { ["Key1"] = "Value1" };
+        var properties = new Dictionary<string, object?>(StringComparer.Ordinal) { ["Key1"] = "Value1" };
         var exception = new InvalidOperationException("Test");
 
         var entry = new LogEntry(timestamp, LogLevel.Info, "TestLogger", "Test message", exception, properties);
@@ -63,7 +63,7 @@ public class LogEntryTests
     public void GetAllProperties_WithProperties_ShouldReturnOnlyProperties()
     {
         LogContext.Clear();
-        var properties = new Dictionary<string, object?> { ["PropKey"] = "PropValue" };
+        var properties = new Dictionary<string, object?>(StringComparer.Ordinal) { ["PropKey"] = "PropValue" };
         var entry = new LogEntry(DateTime.UtcNow, LogLevel.Info, "TestLogger", "Test message", null, properties);
 
         var allProps = entry.GetAllProperties();
@@ -78,7 +78,7 @@ public class LogEntryTests
         LogContext.Clear();
         using (LogContext.Push("ContextKey", "ContextValue"))
         {
-            var properties = new Dictionary<string, object?> { ["PropKey"] = "PropValue" };
+            var properties = new Dictionary<string, object?>(StringComparer.Ordinal) { ["PropKey"] = "PropValue" };
             var entry = new LogEntry(DateTime.UtcNow, LogLevel.Info, "TestLogger", "Test message", null, properties);
 
             var allProps = entry.GetAllProperties();
@@ -97,7 +97,7 @@ public class LogEntryTests
         LogContext.Clear();
         using (LogContext.Push("Key1", "ContextValue"))
         {
-            var properties = new Dictionary<string, object?> { ["Key1"] = "PropValue" };
+            var properties = new Dictionary<string, object?>(StringComparer.Ordinal) { ["Key1"] = "PropValue" };
             var entry = new LogEntry(DateTime.UtcNow, LogLevel.Info, "TestLogger", "Test message", null, properties);
 
             var allProps = entry.GetAllProperties();
@@ -124,7 +124,7 @@ public class LogEntryTests
     public void RecordEquality_WithSameValues_ShouldBeEqual()
     {
         var timestamp = DateTime.UtcNow;
-        var properties = new Dictionary<string, object?> { ["Key1"] = "Value1" };
+        var properties = new Dictionary<string, object?>(StringComparer.Ordinal) { ["Key1"] = "Value1" };
 
         var entry1 = new LogEntry(timestamp, LogLevel.Info, "TestLogger", "Test message", null, properties);
         var entry2 = new LogEntry(timestamp, LogLevel.Info, "TestLogger", "Test message", null, properties);
@@ -142,4 +142,4 @@ public class LogEntryTests
 
         Assert.That(entry1, Is.Not.EqualTo(entry2));
     }
-}
\ No newline at end of file
+}