--- a/debian/patches/reproducible-build.patch	1970-01-01 01:00:00.000000000 +0100
--- b/debian/patches/reproducible-build.patch	2020-10-01 10:05:00.801345622 +0100
@@ -0,0 +1,15 @@
+Description: Make the build reproducible
+Author: Chris Lamb <lamby@debian.org>
+Last-Update: 2020-10-01
+
+--- libsass-python-0.20.1.orig/sassutils/builder.py
++++ libsass-python-0.20.1/sassutils/builder.py
+@@ -22,7 +22,7 @@ SUFFIXES = frozenset(('sass', 'scss'))
+ 
+ #: (:class:`re.RegexObject`) The regular expression pattern which matches to
+ #: filenames of supported :const:`SUFFIXES`.
+-SUFFIX_PATTERN = re.compile('[.](' + '|'.join(map(re.escape, SUFFIXES)) + ')$')
++SUFFIX_PATTERN = re.compile('[.](' + '|'.join(map(re.escape, sorted(SUFFIXES))) + ')$')
+ 
+ 
+ def build_directory(
--- a/debian/patches/series	2020-10-01 10:02:09.063064025 +0100
--- b/debian/patches/series	2020-10-01 10:04:59.489328235 +0100
@@ -1 +1,2 @@
 pysassc-man.patch
+reproducible-build.patch