1 files changed, 3 insertions, 1 deletions

diff --git a/Makefile.in b/Makefile.in
index af0886cde..9969a5216 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -154,7 +154,9 @@ install-files:
         fi
         if [ -f ssh_prng_cmds -a ! -z "$(INSTALL_SSH_PRNG_CMDS)" ]; then \
                 $(PERL) $(srcdir)/fixprogs ssh_prng_cmds $(ENT); \
-                $(INSTALL) -m 644 ssh_prng_cmds.out $(DESTDIR)$(sysconfdir)/ssh_prng_cmds; \
+                if [ ! -f $(DESTDIR)$(sysconfdir)/ssh_prng_cmds ] ; then \
+                        $(INSTALL) -m 644 ssh_prng_cmds.out $(DESTDIR)$(sysconfdir)/ssh_prng_cmds; \
+                fi ; \
         fi
 
 host-key: ssh-keygen$(EXEEXT)