diff --git a/src/futils.cpp b/src/futils.cpp
index b90246f1..18e4b9f1 100644
--- a/src/futils.cpp
+++ b/src/futils.cpp
@@ -465,7 +465,7 @@ namespace Exiv2 {
         std::string ret("unknown");
     #if defined(WIN32)
         TCHAR filename[MAX_PATH];
-        if ( GetModuleFileName( "", filename, MAX_PATH ) != 0 ) {
+        if ( GetModuleFileName( (HMODULE)"", filename, MAX_PATH ) != 0 ) {
             ret = filename;
         }
     #elif defined(__APPLE__)