diff --git a/build_port_win.bat b/build_port_win.bat
index 94309d7..6196d33 100644
--- a/build_port_win.bat
+++ b/build_port_win.bat
@@ -1,4 +1,4 @@
 @echo off
 call "C:\Program Files (x86)\Microsoft Visual Studio 10.0\VC\bin\vcvars32.bat"
 
-nmake /f msvc.mk compile_c
\ No newline at end of file
+nmake /f Makefile compile_c
\ No newline at end of file
diff --git a/c_src/sqlite3_drv.c b/c_src/sqlite3_drv.c
index 8abf0c4..a7f4a34 100644
--- a/c_src/sqlite3_drv.c
+++ b/c_src/sqlite3_drv.c
@@ -137,7 +137,7 @@ static void stop(ErlDrvData handle) {
     driver_free(driver_data->prepared_stmts);
   }
   sqlite3_close(driver_data->db);
-  if (driver_data->log) {
+  if (driver_data->log && (driver_data->log != stderr)) {
     fclose(driver_data->log);
   }
   driver_data->log = NULL;