diff --git a/xbmc/lib/libGoAhead/XBMChttp.cpp b/xbmc/lib/libGoAhead/XBMChttp.cpp
index 340b3442bb201..1aedf173468da 100644
--- a/xbmc/lib/libGoAhead/XBMChttp.cpp
+++ b/xbmc/lib/libGoAhead/XBMChttp.cpp
@@ -1429,7 +1429,7 @@ int CXbmcHttp::xbmcGetCurrentlyPlaying(int numParas, CStdString paras[])
       fileItem.m_dwSize = fileSize(fileItem.m_strPath);
     if (fileItem.m_dwSize)
     {
-      tmp.Format("%I64d",fileItem.m_dwSize);
+      tmp.Format(PRId64,fileItem.m_dwSize);
       output+=closeTag+openTag+"File size:"+tmp;
     }
 	if (changed)
@@ -2331,7 +2331,7 @@ int CXbmcHttp::xbmcFileSize(int numParas, CStdString paras[])
     if (filesize>-1)
     {
       CStdString tmp;
-      tmp.Format("%I64d",filesize);
+      tmp.Format(PRId64,filesize);
       return SetResponse(openTag+tmp);
     }
     else