--- a/debian/patches/ReproducibleBuild.diff	1970-01-01 01:00:00.000000000 +0100
--- b/debian/patches/ReproducibleBuild.diff	2019-01-07 09:21:39.536578880 +0100
@@ -0,0 +1,15 @@
+Description: Make the build reproducible
+Author: Chris Lamb <address@hidden>
+Last-Update: 2019-01-07
+
+--- vit-1.3~beta1.orig/Makefile.in
++++ vit-1.3~beta1/Makefile.in
+@@ -18,7 +18,7 @@ build:
+ 	fi && \
+ 	cat vit.pl | grep -v ^require \
+ 	  | sed "s:%prefix%:$(PREFIX):" \
+-	  | sed "s/%BUILD%/$(VERSION) built after `date -r CHANGES`/" \
++	  | sed "s/%BUILD%/$(VERSION) built after `date -u -r CHANGES`/" \
+ 	  | sed "s/%VERSION%/$(VERSION)$${GITHASH}/" \
+ 	  | sed "s:%TASK%:$(TASK):" \
+ 	  | sed "s:%CLEAR%:$(CLEAR):" \
--- a/debian/patches/series	1970-01-01 01:00:00.000000000 +0100
--- b/debian/patches/series	2019-01-07 09:21:38.204622716 +0100
@@ -0,0 +1 @@
+ReproducibleBuild.diff