diff --git a/doc/contributions.txt b/doc/contributions.txt
index bbdfaf655ddc2df6d526703581e98cf9a4fbd175..120c737d7a6cabdef06aeb2a1ab196afaf727ac9 100755
--- a/doc/contributions.txt
+++ b/doc/contributions.txt
@@ -226,6 +226,7 @@ Ansariel Hiller
 	SL-13364
 	SL-13858
 	SL-13697
+	SL-14941
 Aralara Rajal
 Arare Chantilly
 	CHUIBUG-191
diff --git a/indra/newview/llviewerassetstorage.cpp b/indra/newview/llviewerassetstorage.cpp
index 5b76d57196563db3a137ccc847e368106d551514..0f2901406a9165a5b311812398a67cb7cb677387 100644
--- a/indra/newview/llviewerassetstorage.cpp
+++ b/indra/newview/llviewerassetstorage.cpp
@@ -291,7 +291,7 @@ void LLViewerAssetStorage::storeAssetData(
         legacy->mUpCallback = callback;
         legacy->mUserData = user_data;
 
-        LLFileSystem file(asset_id, asset_type, LLFileSystem::WRITE);
+        LLFileSystem file(asset_id, asset_type, LLFileSystem::APPEND);
 
         const S32 buf_size = 65536;
         U8 copy_buf[buf_size];
diff --git a/indra/newview/llviewerassetupload.cpp b/indra/newview/llviewerassetupload.cpp
index 1923e7d6ffe403dcf732544e43d54a173ad885cb..7b5229d31271cce51ac5f6a72e50b41c842c8ff2 100644
--- a/indra/newview/llviewerassetupload.cpp
+++ b/indra/newview/llviewerassetupload.cpp
@@ -473,7 +473,7 @@ LLSD LLNewFileResourceUploadInfo::exportTempFile()
     infile.open(filename, LL_APR_RB, NULL, &file_size);
     if (infile.getFileHandle())
     {
-        LLFileSystem file(getAssetId(), assetType, LLFileSystem::WRITE);
+        LLFileSystem file(getAssetId(), assetType, LLFileSystem::APPEND);
 
         const S32 buf_size = 65536;
         U8 copy_buf[buf_size];