diff --git a/checkin_notes b/checkin_notes
index 7da329623c..76896713ec 100644
--- a/checkin_notes
+++ b/checkin_notes
@@ -8007,3 +8007,10 @@ David  23 Sept 2009
         From Gabor Gombas
 
     _autosetup
+
+David  23 Sept 2009
+    - client: revert [19110]: don't delete files that fail verification;
+        they might be partly downloaded.
+
+    client/
+        pers_file_xfer.cpp
diff --git a/client/pers_file_xfer.cpp b/client/pers_file_xfer.cpp
index a1e53336e7..9d5264e8fa 100644
--- a/client/pers_file_xfer.cpp
+++ b/client/pers_file_xfer.cpp
@@ -114,7 +114,9 @@ int PERS_FILE_XFER::create_xfer() {
 
             return 0;
         } else {
-            fip->delete_file();
+            // Mark file as not present but don't delete it.
+            // It might partly downloaded.
+            //
             fip->status = FILE_NOT_PRESENT;
         }
     }