diff -urNad slrnface.orig/slrnface-2.1.1/debian/rules slrnface/slrnface-2.1.1/debian/rules
--- slrnface.orig/slrnface-2.1.1/debian/rules	2015-02-08 02:51:17.669722389 +0000
+++ slrnface/slrnface-2.1.1/debian/rules	2015-02-08 02:52:02.203721959 +0000
@@ -50,7 +50,7 @@
 		$(TMP)/usr/share/doc/$(PACKAGE)
 	$(INSTALL_FILE) mutt.patch \
 		$(TMP)/usr/share/doc/$(PACKAGE)/examples
-	gzip -9 $(TMP)/usr/share/man/man1/slrnface.1 \
+	gzip -9n $(TMP)/usr/share/man/man1/slrnface.1 \
 		$(TMP)/usr/share/doc/$(PACKAGE)/Problems \
 		$(TMP)/usr/share/doc/$(PACKAGE)/examples/mutt.patch
 
@@ -69,7 +69,7 @@
 		$(TMP)/usr/share/doc/$(PACKAGE)
 	$(INSTALL_FILE) debian/changelog \
 		$(TMP)/usr/share/doc/$(PACKAGE)/changelog.Debian
-	gzip -9 $(TMP)/usr/share/doc/$(PACKAGE)/changelog.Debian
+	gzip -9n $(TMP)/usr/share/doc/$(PACKAGE)/changelog.Debian
 	dpkg-shlibdeps -Tdebian/substvars -dDepends \
 		$(TMP)/usr/bin/slrnface
 	dpkg-gencontrol -ldebian/changelog -isp -Tdebian/substvars -pslrnface \