diff --git a/src/system/kernel/disk_device_manager/KPartition.cpp b/src/system/kernel/disk_device_manager/KPartition.cpp
index e92d62e5c6..c623a39a17 100644
--- a/src/system/kernel/disk_device_manager/KPartition.cpp
+++ b/src/system/kernel/disk_device_manager/KPartition.cpp
@@ -131,6 +131,7 @@ bool
 KPartition::PrepareForRemoval()
 {
 	bool result = RemoveAllChildren();
+	UninitializeContents();
 	UnpublishDevice();
 	if (ParentDiskSystem())
 		ParentDiskSystem()->FreeCookie(this);