diff --git a/lib/Makefile.MinGW b/lib/Makefile.MinGW
index e511092d5..1d657db2e 100644
--- a/lib/Makefile.MinGW
+++ b/lib/Makefile.MinGW
@@ -37,7 +37,7 @@ libjt9.a: $(OBJS1)
 	ar cr libjt9.a $(OBJS1) 
 	ranlib libjt9.a
 
-OBJS2 = jt9.o jt9a.o ipcomm.o sleep_msec.o
+OBJS2 = jt9.o jt9a.o ipcomm.o sec_midn.o cutil.o
 LIBS2 = -L'c:/QtSDK/Desktop/Qt/4.7.4/mingw/lib' -lQtCore4
 jt9.exe: $(OBJS2) libjt9.a
 	g++ -o jt9.exe $(OBJS2) $(LIBS2) libjt9.a ../libfftw3f_win.a \
diff --git a/mainwindow.cpp b/mainwindow.cpp
index b6e1b8815..f96cb7b97 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -1,4 +1,4 @@
-//-------------------------------------------------------------- MainWindow
+//--------------------------------------------------------------- MainWindow
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
 #include "devsetup.h"
@@ -160,7 +160,7 @@ MainWindow::MainWindow(QWidget *parent) :
   lockFile.open(QIODevice::ReadWrite);
   QFile quitFile(m_appDir + "/.lock");
   quitFile.remove();
-  proc_jt9.start(QDir::toNativeSeparators(m_appDir + "/jt9 -s"));
+  proc_jt9.start(QDir::toNativeSeparators('"' + m_appDir + '"' + "/jt9 -s"));
 
   m_pbdecoding_style1="QPushButton{background-color: cyan; \
       border-style: outset; border-width: 1px; border-radius: 5px; \