diff --git a/headers/os/interface/View.h b/headers/os/interface/View.h
index 602d29c51e..ddec3dfba8 100644
--- a/headers/os/interface/View.h
+++ b/headers/os/interface/View.h
@@ -514,7 +514,7 @@ public:
 			void				DelayedInvalidate(bigtime_t delay,
 									BRect invalRect);
 
-			void				SetDiskMode(char* filename, off_t offset);
+			void				SetDiskMode(char* filename, long offset);
 
 			void				BeginPicture(BPicture* a_picture);
 			void				AppendToPicture(BPicture* a_picture);
@@ -523,13 +523,13 @@ public:
 			void				DrawPicture(const BPicture* a_picture);
 			void				DrawPicture(const BPicture* a_picture,
 									BPoint where);
-			void				DrawPicture(const char* filename, off_t offset,
+			void				DrawPicture(const char* filename, long offset,
 									BPoint where);
 			void				DrawPictureAsync(const BPicture* a_picture);
 			void				DrawPictureAsync(const BPicture* a_picture,
 									BPoint where);
 			void				DrawPictureAsync(const char* filename,
-									off_t offset, BPoint where);
+									long offset, BPoint where);
 
 			void				BeginLayer(uint8 opacity);
 			void				EndLayer();
diff --git a/src/kits/interface/View.cpp b/src/kits/interface/View.cpp
index b1567bfaa7..8f164a6987 100644
--- a/src/kits/interface/View.cpp
+++ b/src/kits/interface/View.cpp
@@ -4098,7 +4098,7 @@ BView::EndLineArray()
 
 
 void
-BView::SetDiskMode(char* filename, off_t offset)
+BView::SetDiskMode(char* filename, long offset)
 {
 	// TODO: implement
 	// One BeBook version has this to say about SetDiskMode():
@@ -4280,7 +4280,7 @@ BView::DrawPicture(const BPicture* picture, BPoint where)
 
 
 void
-BView::DrawPicture(const char* filename, off_t offset, BPoint where)
+BView::DrawPicture(const char* filename, long offset, BPoint where)
 {
 	if (!filename)
 		return;
@@ -4317,7 +4317,7 @@ BView::DrawPictureAsync(const BPicture* picture, BPoint where)
 
 
 void
-BView::DrawPictureAsync(const char* filename, off_t offset, BPoint where)
+BView::DrawPictureAsync(const char* filename, long offset, BPoint where)
 {
 	if (!filename)
 		return;