diff -Nru libchemistry-formula-perl-3.0.1/debian/changelog libchemistry-formula-perl-3.0.1/debian/changelog
--- libchemistry-formula-perl-3.0.1/debian/changelog	2015-12-17 15:18:50.000000000 +0000
+++ libchemistry-formula-perl-3.0.1/debian/changelog	2015-12-18 15:05:12.000000000 +0000
@@ -1,8 +1,11 @@
-libchemistry-formula-perl (3.0.1-1.1build1) xenial; urgency=medium
+libchemistry-formula-perl (3.0.1-1.2) unstable; urgency=medium
 
-  * Rebuild for Perl 5.22.1.
+  * Non-maintainer upload.
+  * debian/rules: use $Config{vendorarch} instead of hardcoded /usr/lib/perl5.
+    This gets rid of the unwanted dependency on perlapi-*
+    Closes: #808310
 
- -- Colin Watson <cjwatson@ubuntu.com>  Thu, 17 Dec 2015 15:18:50 +0000
+ -- gregor herrmann <gregoa@debian.org>  Fri, 18 Dec 2015 16:04:14 +0100
 
 libchemistry-formula-perl (3.0.1-1.1) unstable; urgency=medium
 
diff -Nru libchemistry-formula-perl-3.0.1/debian/rules libchemistry-formula-perl-3.0.1/debian/rules
--- libchemistry-formula-perl-3.0.1/debian/rules	2011-07-30 20:47:08.000000000 +0000
+++ libchemistry-formula-perl-3.0.1/debian/rules	2015-12-18 15:00:52.000000000 +0000
@@ -17,6 +17,7 @@
 endif
 
 TMP = $(CURDIR)/debian/$(PACKAGE)
+ARCHLIB := $(shell perl -MConfig -e 'print $$Config{vendorarch}')
 
 build: build-arch build-indep
 build-arch: build-stamp
@@ -50,10 +51,10 @@
 	# Install package in temporary directory
 	./Build install --installdirs vendor
 	# remove .packlist
-	rm -rf $(TMP)/usr/lib/perl5/auto
+	rm -rf $(TMP)$(ARCHLIB)/auto
 	# remove empty dirs if they exist
 	[ ! -d $(TMP)/usr/bin ] || rmdir --parents --ignore-fail-on-non-empty --verbose $(TMP)/usr/bin
-	[ ! -d $(TMP)/usr/lib/perl5 ] || rmdir --parents --ignore-fail-on-non-empty --verbose $(TMP)/usr/lib/perl5
+	[ ! -d $(TMP)$(ARCHLIB)/perl5 ] || rmdir --parents --ignore-fail-on-non-empty --verbose $(TMP)$(ARCHLIB)/perl5
 
 	touch $@