diff --git a/.idea/.idea.DiscImageChef/.idea/contentModel.xml b/.idea/.idea.DiscImageChef/.idea/contentModel.xml
index 3f7c0c2fc..eeefcb0ce 100644
--- a/.idea/.idea.DiscImageChef/.idea/contentModel.xml
+++ b/.idea/.idea.DiscImageChef/.idea/contentModel.xml
@@ -3,8 +3,10 @@
   <component name="ContentModelStore">
     <e p="$APPLICATION_CONFIG_DIR$/consoles/db" t="IncludeRecursive" />
     <e p="$APPLICATION_PLUGINS_DIR$/puppet/lib/stubs" t="IncludeRecursive" />
+    <e p="$APPLICATION_CONFIG_DIR$/scratches" t="IncludeRecursive" />
     <e p="$USER_HOME$/.Rider2019.3/system/extResources" t="IncludeRecursive" />
     <e p="$USER_HOME$/.Rider2019.3/system/resharper-host/local/Transient/ReSharperHost/v193/SolutionCaches/_DiscImageChef.-1491758497.00" t="ExcludeRecursive" />
+    <e p="$USER_HOME$/.config/git/ignore" t="IncludeRecursive" />
     <e p="$USER_HOME$/.nuget/packages/sqlitepclraw.lib.e_sqlite3.linux/1.1.12/runtimes/linux-x64/native/libe_sqlite3.so" t="Include" />
     <e p="$PROJECT_DIR$" t="IncludeFlat">
       <e p=".git/info/exclude" t="IncludeRecursive" />
diff --git a/DiscImageChef.Core/Devices/Dumping/CompactDisc.cs b/DiscImageChef.Core/Devices/Dumping/CompactDisc.cs
index 5f39844b4..933860477 100644
--- a/DiscImageChef.Core/Devices/Dumping/CompactDisc.cs
+++ b/DiscImageChef.Core/Devices/Dumping/CompactDisc.cs
@@ -1466,15 +1466,15 @@ namespace DiscImageChef.Core.Devices.Dumping
                         {
                             if(offsetFound)
                             {
-                                _dumpLog.WriteLine($"Disc offsets is {offsetBytes   - (cdOffset.Offset * 2 * -1)}");
-                                UpdateStatus?.Invoke($"Disc offsets is {offsetBytes - (cdOffset.Offset * 2 * -1)}");
+                                _dumpLog.WriteLine($"Disc offsets is {offsetBytes   - (cdOffset.Offset * 4 * -1)}");
+                                UpdateStatus?.Invoke($"Disc offsets is {offsetBytes - (cdOffset.Offset * 4 * -1)}");
                             }
                             else
                             {
                                 _dumpLog.WriteLine("Disc write offset is unknown, dump may not be correct.");
                                 UpdateStatus?.Invoke("Disc write offset is unknown, dump may not be correct.");
 
-                                offsetBytes = cdOffset.Offset * 2 * -1;
+                                offsetBytes = cdOffset.Offset * 4 * -1;
                             }
 
                             _dumpLog.WriteLine($"Offset is {offsetBytes} bytes.");