diff --git a/SparkleShare/Mac/SparkleSetup.cs b/SparkleShare/Mac/SparkleSetup.cs
index d37da9e7..a884b072 100755
--- a/SparkleShare/Mac/SparkleSetup.cs
+++ b/SparkleShare/Mac/SparkleSetup.cs
@@ -544,7 +544,7 @@ namespace SparkleShare {
                             };
 
                             string slide_image_path = Path.Combine (NSBundle.MainBundle.ResourcePath,
-                                "Pixmaps", "tutorial-slide-1.png");
+                                "Pixmaps", "tutorial-slide-1-mac.png");
 
                             SlideImage = new NSImage (slide_image_path) {
                                 Size = new SizeF (350, 200)
@@ -576,7 +576,7 @@ namespace SparkleShare {
                             };
 
                             string slide_image_path = Path.Combine (NSBundle.MainBundle.ResourcePath,
-                                "Pixmaps", "tutorial-slide-2.png");
+                                "Pixmaps", "tutorial-slide-2-mac.png");
 
                             SlideImage = new NSImage (slide_image_path) {
                                 Size = new SizeF (350, 200)
@@ -607,7 +607,7 @@ namespace SparkleShare {
                             };
 
                             string slide_image_path = Path.Combine (NSBundle.MainBundle.ResourcePath,
-                                "Pixmaps", "tutorial-slide-3.png");
+                                "Pixmaps", "tutorial-slide-3-mac.png");
 
                             SlideImage = new NSImage (slide_image_path) {
                                 Size = new SizeF (350, 200)
diff --git a/SparkleShare/Mac/SparkleShare.csproj b/SparkleShare/Mac/SparkleShare.csproj
index aad0d95f..f7b1d6f1 100755
--- a/SparkleShare/Mac/SparkleShare.csproj
+++ b/SparkleShare/Mac/SparkleShare.csproj
@@ -278,6 +278,15 @@
     <Content Include="..\..\data\tutorial-slide-1.png">
       <Link>Pixmaps\tutorial-slide-1.png</Link>
     </Content>
+    <Content Include="..\..\data\tutorial-slide-1-mac.png">
+      <Link>Pixmaps\tutorial-slide-1-mac.png</Link>
+    </Content>
+    <Content Include="..\..\data\tutorial-slide-2-mac.png">
+      <Link>Pixmaps\tutorial-slide-2-mac.png</Link>
+    </Content>
+    <Content Include="..\..\data\tutorial-slide-3-mac.png">
+      <Link>Pixmaps\tutorial-slide-3-mac.png</Link>
+    </Content>
     <Content Include="..\..\data\tutorial-slide-2.png">
       <Link>Pixmaps\tutorial-slide-2.png</Link>
     </Content>
diff --git a/data/tutorial-slide-1-mac.png b/data/tutorial-slide-1-mac.png
new file mode 100644
index 00000000..17d40d1c
Binary files /dev/null and b/data/tutorial-slide-1-mac.png differ
diff --git a/data/tutorial-slide-2-mac.png b/data/tutorial-slide-2-mac.png
new file mode 100644
index 00000000..f2865c98
Binary files /dev/null and b/data/tutorial-slide-2-mac.png differ
diff --git a/data/tutorial-slide-3-mac.png b/data/tutorial-slide-3-mac.png
new file mode 100644
index 00000000..837f125d
Binary files /dev/null and b/data/tutorial-slide-3-mac.png differ
diff --git a/data/tutorial-slide-4.png b/data/tutorial-slide-4.png
index fe95f230..ae642773 100755
Binary files a/data/tutorial-slide-4.png and b/data/tutorial-slide-4.png differ