diff --git a/samples/opengl/cube/makefile.wat b/samples/opengl/cube/makefile.wat
index 66cb0511c1..fc05877955 100644
--- a/samples/opengl/cube/makefile.wat
+++ b/samples/opengl/cube/makefile.wat
@@ -8,8 +8,8 @@
 WXDIR = $(%WXWIN)
 
 PROGRAM = cube
-OBJECTS = $(PROGRAM).obj
-#EXTRALIBS=$(WXDIR)\lib\glcanvas.lib
+OBJECTS = $(OUTPUTDIR)\$(PROGRAM).obj
+#EXTRALIBS=$(WXDIR)\lib\glc_w.lib
 #EXTRACPPFLAGS=-I$(WXDIR)\utils\glcanvas\win
 
 !include $(WXDIR)\src\makeprog.wat
diff --git a/samples/opengl/isosurf/makefile.wat b/samples/opengl/isosurf/makefile.wat
index ba3a87cef8..718b42e1d6 100644
--- a/samples/opengl/isosurf/makefile.wat
+++ b/samples/opengl/isosurf/makefile.wat
@@ -8,8 +8,8 @@
 WXDIR = $(%WXWIN)
 
 PROGRAM = isosurf
-OBJECTS = $(PROGRAM).obj
-#EXTRALIBS=$(WXDIR)\lib\glcanvas.lib
+OBJECTS = $(OUTPUTDIR)\$(PROGRAM).obj
+EXTRALIBS=$(WXDIR)\lib\glc_w.lib
 #EXTRACPPFLAGS=-I$(WXDIR)\utils\glcanvas\win
 EXTRATARGETS=isosurf.dat
 
diff --git a/samples/opengl/penguin/makefile.wat b/samples/opengl/penguin/makefile.wat
index c8a2f81645..9e624555cf 100644
--- a/samples/opengl/penguin/makefile.wat
+++ b/samples/opengl/penguin/makefile.wat
@@ -8,8 +8,8 @@
 WXDIR = $(%WXWIN)
 
 PROGRAM = penguin
-OBJECTS = $(PROGRAM).obj
-#EXTRALIBS=$(WXDIR)\lib\glcanvas.lib
+OBJECTS = $(OUTPUTDIR)\$(PROGRAM).obj
+#EXTRALIBS=$(WXDIR)\lib\glc_w.lib
 #EXTRACPPFLAGS=-I$(WXDIR)\utils\glcanvas\win
 
 !include $(WXDIR)\src\makeprog.wat