diff --git a/headers/build/os/package/hpkg/BufferDataOutput.h b/headers/build/os/package/hpkg/BufferDataOutput.h
index 565ceb4b01..ec23898f33 100644
--- a/headers/build/os/package/hpkg/BufferDataOutput.h
+++ b/headers/build/os/package/hpkg/BufferDataOutput.h
@@ -1 +1 @@
-#include <../os/package/hpkg/DataOutput.h>
+#include <../os/package/hpkg/BufferDataOutput.h>
diff --git a/src/add-ons/kernel/file_systems/packagefs/package/CachedDataReader.cpp b/src/add-ons/kernel/file_systems/packagefs/package/CachedDataReader.cpp
index ac7c2463c3..5c57865f1c 100644
--- a/src/add-ons/kernel/file_systems/packagefs/package/CachedDataReader.cpp
+++ b/src/add-ons/kernel/file_systems/packagefs/package/CachedDataReader.cpp
@@ -8,7 +8,7 @@
 
 #include <algorithm>
 
-#include <package/hpkg/DataOutput.h>
+#include <package/hpkg/BufferDataOutput.h>
 
 #include <util/AutoLock.h>
 #include <vm/VMCache.h>
diff --git a/src/add-ons/kernel/file_systems/packagefs/package/PackageFile.cpp b/src/add-ons/kernel/file_systems/packagefs/package/PackageFile.cpp
index 0db672df5c..437408435b 100644
--- a/src/add-ons/kernel/file_systems/packagefs/package/PackageFile.cpp
+++ b/src/add-ons/kernel/file_systems/packagefs/package/PackageFile.cpp
@@ -14,7 +14,7 @@
 #include <AutoDeleter.h>
 #include <util/AutoLock.h>
 
-#include <package/hpkg/DataOutput.h>
+#include <package/hpkg/BufferDataOutput.h>
 #include <package/hpkg/DataReader.h>
 #include <package/hpkg/PackageDataReader.h>