diff --git a/src/Makefile.in b/src/Makefile.in
index 8dd52e1..df5555a 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -81,7 +81,7 @@ LINK      = TARGETLIB=`pwd` $(CCLD) $(CFLAGS) $(RPATH_TMP) -L. $(LDFLAGS)
 RELINK    = TARGETLIB=$(TARGETLIB) $(CCLD) $(CFLAGS) $(RPATH_REAL) -L. $(LDFLAGS)
 INSTALL      = @INSTALL@
 INSTALL_DATA = @INSTALL_DATA@
-POSTBUILD   = TARGETLIB=`pwd` $(MAKEVERSLINK) $(LIBGAUCHE).$(SOEXT)
+POSTBUILD   = TARGETLIB=`pwd` DESTDIR= $(MAKEVERSLINK) $(LIBGAUCHE).$(SOEXT)
 POSTINSTALL = TARGETLIB="$(TARGETLIB)" DESTDIR="$(DESTDIR)" $(MAKEVERSLINK) $(LIBGAUCHE).$(SOEXT)

 PRECOMP   = $(srcdir)/precomp -D LIBGAUCHE_BODY