diff --git a/dos/wccdos16.mak b/dos/wccdos16.mak
index c1d8f3d2..09cd7068 100644
--- a/dos/wccdos16.mak
+++ b/dos/wccdos16.mak
@@ -56,7 +56,7 @@ LIBCURSES	= pdcurses.lib
 LIBPANEL	= panel.lib
 
 PDCLIBS	= $(LIBCURSES) $(LIBPANEL)
-DEMOS	= testcurs.exe newdemo.exe xmas.exe tuidemo.exe \
+DEMOS	= testcurs.exe newdemo.exe xmas.exe tuidemo.exe &
 firework.exe ptest.exe rain.exe worm.exe
 
 ################################################################################
diff --git a/dos/wccdos4g.mak b/dos/wccdos4g.mak
index 78831014..4f941eab 100644
--- a/dos/wccdos4g.mak
+++ b/dos/wccdos4g.mak
@@ -55,7 +55,7 @@ LIBCURSES	= pdcurses.lib
 LIBPANEL	= panel.lib
 
 PDCLIBS	= $(LIBCURSES) $(LIBPANEL)
-DEMOS	= testcurs.exe newdemo.exe xmas.exe tuidemo.exe \
+DEMOS	= testcurs.exe newdemo.exe xmas.exe tuidemo.exe &
 firework.exe ptest.exe rain.exe worm.exe
 
 ################################################################################
diff --git a/os2/wccos2.mak b/os2/wccos2.mak
index e757be6e..5c292196 100644
--- a/os2/wccos2.mak
+++ b/os2/wccos2.mak
@@ -56,7 +56,7 @@ LIBCURSES	= pdcurses.lib
 LIBPANEL	= panel.lib
 
 PDCLIBS	= $(LIBCURSES) $(LIBPANEL)
-DEMOS	= testcurs.exe newdemo.exe xmas.exe tuidemo.exe \
+DEMOS	= testcurs.exe newdemo.exe xmas.exe tuidemo.exe &
 firework.exe ptest.exe rain.exe worm.exe
 
 ################################################################################
diff --git a/win32/wccwin32.mak b/win32/wccwin32.mak
index 9bdeb64a..0c52c78a 100644
--- a/win32/wccwin32.mak
+++ b/win32/wccwin32.mak
@@ -54,7 +54,7 @@ LIBCURSES	= pdcurses.lib
 LIBPANEL	= panel.lib
 
 PDCLIBS	= $(LIBCURSES) $(LIBPANEL)
-DEMOS	= testcurs.exe newdemo.exe xmas.exe tuidemo.exe \
+DEMOS	= testcurs.exe newdemo.exe xmas.exe tuidemo.exe &
 firework.exe ptest.exe rain.exe worm.exe
 
 ################################################################################