diff --git a/utils/tex2rtf/src/tex2rtf.cpp b/utils/tex2rtf/src/tex2rtf.cpp
index ba4c550700..df9b12eb5b 100644
--- a/utils/tex2rtf/src/tex2rtf.cpp
+++ b/utils/tex2rtf/src/tex2rtf.cpp
@@ -967,7 +967,7 @@ bool Go(void)
 
   if (InputFile && OutputFile)
   {
-    if (!FileExists(InputFile))
+    if (!wxFileExists(InputFile))
     {
       OnError("Cannot open input file!");
       TexCleanUp();