diff --git a/GreenshotPlugin/Controls/GreenshotButton.cs b/GreenshotPlugin/Controls/GreenshotButton.cs
index c015fe404..47b2ea215 100644
--- a/GreenshotPlugin/Controls/GreenshotButton.cs
+++ b/GreenshotPlugin/Controls/GreenshotButton.cs
@@ -24,7 +24,7 @@ using System.Windows.Forms;
 
 namespace GreenshotPlugin.Controls {
 	public class GreenshotButton : Button, IGreenshotLanguageBindable {
-		[Category("Greenshot"), Description("Specifies key of the language file to use when displaying the text.")]
+		[Category("Greenshot"), DefaultValue(null), Description("Specifies key of the language file to use when displaying the text.")]
 		public string LanguageKey {
 			get;
 			set;
diff --git a/GreenshotPlugin/Controls/GreenshotCheckBox.cs b/GreenshotPlugin/Controls/GreenshotCheckBox.cs
index 0acfc9f47..34e06d08b 100644
--- a/GreenshotPlugin/Controls/GreenshotCheckBox.cs
+++ b/GreenshotPlugin/Controls/GreenshotCheckBox.cs
@@ -27,7 +27,7 @@ namespace GreenshotPlugin.Controls {
 	/// Description of GreenshotCheckbox.
 	/// </summary>
 	public class GreenshotCheckBox : CheckBox, IGreenshotLanguageBindable, IGreenshotConfigBindable {
-		[Category("Greenshot"), Description("Specifies key of the language file to use when displaying the text.")]
+		[Category("Greenshot"), DefaultValue(null), Description("Specifies key of the language file to use when displaying the text.")]
 		public string LanguageKey {
 			get;
 			set;
@@ -44,7 +44,7 @@ namespace GreenshotPlugin.Controls {
 			}
 		}
 
-		[Category("Greenshot"), Description("Specifies the property name to map the configuration.")]
+		[Category("Greenshot"), DefaultValue(null), Description("Specifies the property name to map the configuration.")]
 		public string PropertyName {
 			get;
 			set;
diff --git a/GreenshotPlugin/Controls/GreenshotForm.cs b/GreenshotPlugin/Controls/GreenshotForm.cs
index c645562d9..4abdd0ca2 100644
--- a/GreenshotPlugin/Controls/GreenshotForm.cs
+++ b/GreenshotPlugin/Controls/GreenshotForm.cs
@@ -12,7 +12,7 @@ namespace GreenshotPlugin.Controls {
 		private static log4net.ILog LOG = log4net.LogManager.GetLogger(typeof(GreenshotForm));
 		protected ILanguage language;
 
-		[Category("Greenshot"), Description("Specifies key of the language file to use when displaying the text.")]
+		[Category("Greenshot"), DefaultValue(null), Description("Specifies key of the language file to use when displaying the text.")]
 		public string LanguageKey {
 			get;
 			set;
diff --git a/GreenshotPlugin/Controls/GreenshotGroupBox.cs b/GreenshotPlugin/Controls/GreenshotGroupBox.cs
index a92b5abc6..8ce0b600d 100644
--- a/GreenshotPlugin/Controls/GreenshotGroupBox.cs
+++ b/GreenshotPlugin/Controls/GreenshotGroupBox.cs
@@ -24,7 +24,7 @@ using System.ComponentModel;
 
 namespace GreenshotPlugin.Controls {
 	public class GreenshotGroupBox : GroupBox , IGreenshotLanguageBindable {
-		[Category("Greenshot"), Description("Specifies key of the language file to use when displaying the text.")]
+		[Category("Greenshot"), DefaultValue(null), Description("Specifies key of the language file to use when displaying the text.")]
 		public string LanguageKey {
 			get;
 			set;
diff --git a/GreenshotPlugin/Controls/GreenshotLabel.cs b/GreenshotPlugin/Controls/GreenshotLabel.cs
index 09e9b81ec..c8e47b266 100644
--- a/GreenshotPlugin/Controls/GreenshotLabel.cs
+++ b/GreenshotPlugin/Controls/GreenshotLabel.cs
@@ -24,7 +24,7 @@ using System.ComponentModel;
 
 namespace GreenshotPlugin.Controls {
 	public class GreenshotLabel : Label, IGreenshotLanguageBindable {
-		[Category("Greenshot"), Description("Specifies key of the language file to use when displaying the text.")]
+		[Category("Greenshot"), DefaultValue(null), Description("Specifies key of the language file to use when displaying the text.")]
 		public string LanguageKey {
 			get;
 			set;
diff --git a/GreenshotPlugin/Controls/GreenshotTabPage.cs b/GreenshotPlugin/Controls/GreenshotTabPage.cs
index ceca4db06..ada0e8aa7 100644
--- a/GreenshotPlugin/Controls/GreenshotTabPage.cs
+++ b/GreenshotPlugin/Controls/GreenshotTabPage.cs
@@ -24,7 +24,7 @@ using System.ComponentModel;
 
 namespace GreenshotPlugin.Controls {
 	public class GreenshotTabPage : TabPage, IGreenshotLanguageBindable {
-		[Category("Greenshot"), Description("Specifies key of the language file to use when displaying the text.")]
+		[Category("Greenshot"), DefaultValue(null), Description("Specifies key of the language file to use when displaying the text.")]
 		public string LanguageKey {
 			get;
 			set;
diff --git a/GreenshotPlugin/Controls/GreenshotTextBox.cs b/GreenshotPlugin/Controls/GreenshotTextBox.cs
index 93a0734fc..c723cf218 100644
--- a/GreenshotPlugin/Controls/GreenshotTextBox.cs
+++ b/GreenshotPlugin/Controls/GreenshotTextBox.cs
@@ -35,7 +35,7 @@ namespace GreenshotPlugin.Controls {
 			}
 		}
 
-		[Category("Greenshot"), Description("Specifies the property name to map the configuration.")]
+		[Category("Greenshot"), DefaultValue(null), Description("Specifies the property name to map the configuration.")]
 		public string PropertyName {
 			get;
 			set;