debian/changelog

+brisk-menu (0.5.0-9~bpo9+1) stretch-backports; urgency=medium
+
+  * Rebuild for stretch-backports.
+
+ -- Mike Gabriel <sunweaver@debian.org>  Thu, 31 Jan 2019 11:37:11 +0100
+
+brisk-menu (0.5.0-9) unstable; urgency=medium
+
+  [ Helmut Grohne ]
+  * debian/rules: Fix build/host confusion. (Closes: #913518)
+
+ -- Mike Gabriel <sunweaver@debian.org>  Mon, 12 Nov 2018 20:59:29 +0100
+
 brisk-menu (0.5.0-8~bpo9+1) stretch-backports; urgency=medium
 
   * Rebuild for stretch-backports.

debian/rules

 #!/usr/bin/make -f
 
 export DEB_BUILD_MAINT_OPTIONS = hardening=+all
+include /usr/share/dpkg/architecture.mk
 DPKG_EXPORT_BUILDFLAGS = 1
 include /usr/share/dpkg/buildflags.mk
 
@@ -14,7 +15,7 @@ DEB_INSTALL_DOCS_ALL = README.md
 
 override_dh_auto_configure:
 	dh_auto_configure -- \
-		--libexecdir=/usr/lib/$(shell dpkg-architecture -qDEB_BUILD_MULTIARCH)/brisk-menu/
+	        --libexecdir=/usr/lib/$(DEB_HOST_MULTIARCH)/brisk-menu/
 
 common-binary-post-install-arch:: list-missing