diff -urNad mueller.orig/mueller-2002.02.27/debian/Makefile mueller/mueller-2002.02.27/debian/Makefile
--- mueller.orig/mueller-2002.02.27/debian/Makefile	2015-01-27 11:44:59.770873907 +0000
+++ mueller/mueller-2002.02.27/debian/Makefile	2015-01-27 11:50:40.057930640 +0000
@@ -6,9 +6,13 @@
 
 OPENDICT_DIR=$(sharedir)/opendict/dictionaries/plain
 
+BUILD_DATE := $(shell dpkg-parsechangelog -l./changelog --show-field Date)
+
 all: mueller7.dict.dz mueller7accent.dict.dz
 
 %.dict.dz: %.dict
+	# Ensure deterministic mtime for dictzip to inherit
+	touch --date='$(BUILD_DATE)' $^
 	dictzip -k $^
 
 mueller7accent.dict: mueller7accent.data
diff -urNad mueller.orig/mueller-2002.02.27/debian/scripts/df.sh mueller/mueller-2002.02.27/debian/scripts/df.sh
--- mueller.orig/mueller-2002.02.27/debian/scripts/df.sh	2015-01-27 11:44:59.770873907 +0000
+++ mueller/mueller-2002.02.27/debian/scripts/df.sh	2015-01-27 11:50:58.618746102 +0000
@@ -8,4 +8,5 @@
         --columns 0 \
         -u "http://www.chat.ru/~mueller_dic" \
         -s "Mueller English-Russian Dictionary$3" \
+	--without-time \
         "${1%.data}" < "$1"