1 files changed, 1 insertions, 1 deletions

diff --git a/src/functionread.cpp b/src/functionread.cpp
index 789e9e1..b9c8397 100644
--- a/src/functionread.cpp
+++ b/src/functionread.cpp
@@ -26,7 +26,7 @@ Variable FunctionRead::call( Variable &input, VarList lParams )
                 int iSize = lParams.first().toInt();
                 Bu::String sBuf( iSize );
                 sBuf.resize(
-                        FileMgr::getInstance().get( (int)input.getOpaque() ).read(
+                        FileMgr::getInstance().get( (ptrdiff_t)input.getOpaque() ).read(
                                 sBuf.getStr(), iSize
                                 )
                         );