lib_gtksheet_libgtksheet_a_CFLAGS = $(GTK_CFLAGS) -Wall -DGDK_MULTIHEAD_SAFE=1
 
-lib_gtksheet_BUILT_SOURCES = \
+nodist_lib_gtksheet_libgtksheet_a_SOURCES = \
        lib/gtksheet/psppire-marshal.c \
        lib/gtksheet/psppire-marshal.h
 
        lib/gtksheet/psppire-axis-hetero.c \
        lib/gtksheet/psppire-axis-hetero.h \
        lib/gtksheet/psppire-axis-uniform.c \
-       lib/gtksheet/psppire-axis-uniform.h \
-       $(lib_gtksheet_BUILT_SOURCES)
+       lib/gtksheet/psppire-axis-uniform.h 
 
 
-CLEANFILES += $(lib_gtksheet_BUILT_SOURCES)
-
 EXTRA_DIST += lib/gtksheet/OChangeLog \
        lib/gtksheet/marshaller-list \
        lib/gtksheet/README
 
 lib/gtksheet/psppire-marshal.h: lib/gtksheet/marshaller-list
        glib-genmarshal --header --prefix=psppire_marshal $< > $@
+
+BUILT_SOURCES += $(nodist_lib_gtksheet_libgtksheet_a_SOURCES)
+CLEANFILES += $(nodist_lib_gtksheet_libgtksheet_a_SOURCES)