diff -Nru ganglia-modules-linux-1.3.6/debian/changelog ganglia-modules-linux-1.3.6/debian/changelog
--- ganglia-modules-linux-1.3.6/debian/changelog	2021-01-17 10:43:42.000000000 +0000
+++ ganglia-modules-linux-1.3.6/debian/changelog	2021-07-11 22:22:06.000000000 +0000
@@ -1,3 +1,9 @@
+ganglia-modules-linux (1.3.6-5) unstable; urgency=medium
+
+  * Fix multiarch support in *.conf files (Closes: #990808).
+
+ -- Marcos Fouces <marcos@debian.org>  Mon, 12 Jul 2021 00:22:06 +0200
+
 ganglia-modules-linux (1.3.6-4) unstable; urgency=medium
 
   * Remove version requirement for libganglia1-dev as 3.3.5 is older than
diff -Nru ganglia-modules-linux-1.3.6/debian/rules ganglia-modules-linux-1.3.6/debian/rules
--- ganglia-modules-linux-1.3.6/debian/rules	2021-01-17 10:43:42.000000000 +0000
+++ ganglia-modules-linux-1.3.6/debian/rules	2021-07-11 22:22:06.000000000 +0000
@@ -2,13 +2,20 @@
 export DEB_BUILD_MAINT_OPTIONS = hardening=+all
 export DEB_CFLAGS_MAINT_APPEND = $(shell apr-1-config --cflags --cppflags --includes) -I/usr/include/tirpc/
 export DEB_LDFLAGS_MAINT_APPEND = -ltirpc
+DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
 
 %:
 	dh $@
 
-override_dh_auto_install:
+override_dh_auto_install: debian/ganglia-modules-linux/etc/ganglia/conf.d/mod_fs.conf-sample debian/ganglia-modules-linux/etc/ganglia/conf.d/mod_io.conf debian/ganglia-modules-linux/etc/ganglia/conf.d/mod_multicpu.conf-sample
 	dh_auto_install
-	cp conf.d/mod_fs.conf debian/ganglia-modules-linux/etc/ganglia/conf.d/mod_fs.conf-sample
-	cp conf.d/mod_io.conf debian/ganglia-modules-linux/etc/ganglia/conf.d
-	cp conf.d/mod_multicpu.conf debian/ganglia-modules-linux/etc/ganglia/conf.d/mod_multicpu.conf-sample
 	find debian/ \( -name "*.la" -o -name "*.a" -o -name "modmulticpu.so" \) -delete
+
+debian/ganglia-modules-linux/etc/ganglia/conf.d/mod_fs.conf-sample: conf.d/mod_fs.conf
+	sed 's/usr\/lib\/ganglia/usr\/lib\/$(DEB_HOST_MULTIARCH)\/ganglia/g' $< > $@
+
+debian/ganglia-modules-linux/etc/ganglia/conf.d/mod_io.conf: conf.d/mod_io.conf
+	sed 's/usr\/lib\/ganglia/usr\/lib\/$(DEB_HOST_MULTIARCH)\/ganglia/g' $< > $@
+
+debian/ganglia-modules-linux/etc/ganglia/conf.d/mod_multicpu.conf-sample: conf.d/mod_multicpu.conf
+	sed 's/usr\/lib\/ganglia/usr\/lib\/$(DEB_HOST_MULTIARCH)\/ganglia/g' $< > $@