diff --git a/LightweightIocContainer/Exceptions/IllegalAbstractMethodCreationException.cs b/LightweightIocContainer/Exceptions/IllegalAbstractMethodCreationException.cs
index 9e738c7..62f050c 100644
--- a/LightweightIocContainer/Exceptions/IllegalAbstractMethodCreationException.cs
+++ b/LightweightIocContainer/Exceptions/IllegalAbstractMethodCreationException.cs
@@ -10,7 +10,7 @@ namespace LightweightIocContainer.Exceptions
     /// <summary>
     /// The creation of the abstract method is illegal in its current state
     /// </summary>
-    public class IllegalAbstractMethodCreationException : Exception
+    internal class IllegalAbstractMethodCreationException : Exception
     {
         /// <summary>
         /// The creation of the abstract method is illegal in its current state
diff --git a/LightweightIocContainer/Exceptions/InternalResolveException.cs b/LightweightIocContainer/Exceptions/InternalResolveException.cs
index 4c4aa9a..1b9c747 100644
--- a/LightweightIocContainer/Exceptions/InternalResolveException.cs
+++ b/LightweightIocContainer/Exceptions/InternalResolveException.cs
@@ -10,7 +10,7 @@ namespace LightweightIocContainer.Exceptions
     /// <summary>
     /// An internal Error happened while the <see cref="IIocContainer"/> tried to resolve an instance
     /// </summary>
-    public class InternalResolveException : Exception
+    internal class InternalResolveException : Exception
     {
         /// <summary>
         /// An internal Error happened while the <see cref="IIocContainer"/> tried to resolve an instance
diff --git a/LightweightIocContainer/Exceptions/InvalidFactoryRegistrationException.cs b/LightweightIocContainer/Exceptions/InvalidFactoryRegistrationException.cs
index aaa0680..a34bbd5 100644
--- a/LightweightIocContainer/Exceptions/InvalidFactoryRegistrationException.cs
+++ b/LightweightIocContainer/Exceptions/InvalidFactoryRegistrationException.cs
@@ -7,7 +7,7 @@ namespace LightweightIocContainer.Exceptions
     /// <summary>
     /// The registration of a Factory is not valid
     /// </summary>
-    public class InvalidFactoryRegistrationException : InvalidRegistrationException
+    internal class InvalidFactoryRegistrationException : InvalidRegistrationException
     {
         /// <summary>
         /// The registration of a Factory is not valid
diff --git a/LightweightIocContainer/Exceptions/InvalidRegistrationException.cs b/LightweightIocContainer/Exceptions/InvalidRegistrationException.cs
index e8d847e..5dec77e 100644
--- a/LightweightIocContainer/Exceptions/InvalidRegistrationException.cs
+++ b/LightweightIocContainer/Exceptions/InvalidRegistrationException.cs
@@ -9,7 +9,7 @@ namespace LightweightIocContainer.Exceptions
     /// <summary>
     /// The registration is not valid
     /// </summary>
-    public class InvalidRegistrationException : Exception
+    internal class InvalidRegistrationException : Exception
     {
         /// <summary>
         /// The registration is not valid
diff --git a/LightweightIocContainer/Exceptions/MultipleRegistrationException.cs b/LightweightIocContainer/Exceptions/MultipleRegistrationException.cs
index 6047a0f..a2bfb2a 100644
--- a/LightweightIocContainer/Exceptions/MultipleRegistrationException.cs
+++ b/LightweightIocContainer/Exceptions/MultipleRegistrationException.cs
@@ -10,7 +10,7 @@ namespace LightweightIocContainer.Exceptions
     /// <summary>
     /// The <see cref="System.Type"/> is already registered in this <see cref="IIocContainer"/>
     /// </summary>
-    public class MultipleRegistrationException : Exception
+    internal class MultipleRegistrationException : Exception
     {
         /// <summary>
         /// The <see cref="System.Type"/> is already registered in this <see cref="IIocContainer"/>
diff --git a/LightweightIocContainer/Exceptions/MultitonResolveException.cs b/LightweightIocContainer/Exceptions/MultitonResolveException.cs
index 3682a63..9d15714 100644
--- a/LightweightIocContainer/Exceptions/MultitonResolveException.cs
+++ b/LightweightIocContainer/Exceptions/MultitonResolveException.cs
@@ -9,7 +9,7 @@ namespace LightweightIocContainer.Exceptions
     /// <summary>
     /// An error happened while trying to resolve a multiton
     /// </summary>
-    public class MultitonResolveException : InternalResolveException
+    internal class MultitonResolveException : InternalResolveException
     {
         /// <summary>
         /// An error happened while trying to resolve a multiton
diff --git a/LightweightIocContainer/Exceptions/TypeNotRegisteredException.cs b/LightweightIocContainer/Exceptions/TypeNotRegisteredException.cs
index 4cb0cc9..d195309 100644
--- a/LightweightIocContainer/Exceptions/TypeNotRegisteredException.cs
+++ b/LightweightIocContainer/Exceptions/TypeNotRegisteredException.cs
@@ -10,7 +10,7 @@ namespace LightweightIocContainer.Exceptions
     /// <summary>
     /// The <see cref="System.Type"/> is not registered in this <see cref="IIocContainer"/>
     /// </summary>
-    public class TypeNotRegisteredException : Exception
+    internal class TypeNotRegisteredException : Exception
     {
         /// <summary>
         /// The <see cref="System.Type"/> is not registered in this <see cref="IIocContainer"/>
diff --git a/LightweightIocContainer/Exceptions/UnknownRegistrationException.cs b/LightweightIocContainer/Exceptions/UnknownRegistrationException.cs
index 8d213c4..0a83286 100644
--- a/LightweightIocContainer/Exceptions/UnknownRegistrationException.cs
+++ b/LightweightIocContainer/Exceptions/UnknownRegistrationException.cs
@@ -10,7 +10,7 @@ namespace LightweightIocContainer.Exceptions
     /// <summary>
     /// An unknown <see cref="IRegistrationBase"/> was used
     /// </summary>
-    public class UnknownRegistrationException : Exception
+    internal class UnknownRegistrationException : Exception
     {
         /// <summary>
         /// An unknown <see cref="IRegistrationBase"/> was used