diff --git a/src/Chapter06/Listing06.06.AccessingFields.cs b/src/Chapter06/Listing06.06.AccessingFields.cs
index ecf72ac02..791cb207e 100644
--- a/src/Chapter06/Listing06.06.AccessingFields.cs
+++ b/src/Chapter06/Listing06.06.AccessingFields.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter06.Listing06_06;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter06.Listing06_06;
 
 using Listing06_05;
 using System;
diff --git a/src/Chapter09.Tests/Listing09.16.OverridingToString.Tests.cs b/src/Chapter09.Tests/Listing09.16.OverridingToString.Tests.cs
index 5d697db0b..06d4fcc6e 100644
--- a/src/Chapter09.Tests/Listing09.16.OverridingToString.Tests.cs
+++ b/src/Chapter09.Tests/Listing09.16.OverridingToString.Tests.cs
@@ -1,4 +1,4 @@
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter09.Listing09_16.Tests;
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter09.Listing09_16.Tests;
 
 using AddisonWesley.Michaelis.EssentialCSharp.Chapter09.Listing09_16;
 
@@ -12,8 +12,8 @@ public void Override_ToString_MatchesExpectedValue()
         Angle angle1 = new(120, 20, 20, "AngleName");
         Angle angle2 = new(320, 10, 10, null);
 
-        string expected1 = $"AngleName: 120� 20' 20\"";
-        string expected2 = $"320� 10' 10\"";
+        string expected1 = $"AngleName: 120° 20' 20\"";
+        string expected2 = $"320° 10' 10\"";
 
         string actual1 = angle1.ToString();
         string actual2 = angle2.ToString();
diff --git a/src/Chapter09/Listing09.16.OverridingToString.cs b/src/Chapter09/Listing09.16.OverridingToString.cs
index ec26dc1dc..704c850aa 100644
--- a/src/Chapter09/Listing09.16.OverridingToString.cs
+++ b/src/Chapter09/Listing09.16.OverridingToString.cs
@@ -19,7 +19,7 @@ public override string ToString()
     {
         string prefix =
             string.IsNullOrWhiteSpace(Name) ? string.Empty : Name + ": ";
-        return $"{prefix}{Degrees}� {Minutes}' {Seconds}\"";
+        return $"{prefix}{Degrees}° {Minutes}' {Seconds}\"";
     }
     #endregion INCLUDE
 }