diff -Nru libproxy-0.4.15/debian/changelog libproxy-0.4.15/debian/changelog
--- libproxy-0.4.15/debian/changelog	2018-12-24 14:33:14.000000000 +0000
+++ libproxy-0.4.15/debian/changelog	2018-12-29 01:21:13.000000000 +0000
@@ -1,3 +1,10 @@
+libproxy (0.4.15-5) unstable; urgency=medium
+
+  * Add -Wl,-O1 to our LDFLAGS
+  * Bump Standards-Version to 4.3.0
+
+ -- Jeremy Bicha <jbicha@debian.org>  Fri, 28 Dec 2018 20:21:13 -0500
+
 libproxy (0.4.15-4) unstable; urgency=medium
 
   * Build the mozjs plugin against mozjs 60 and limit the architectures where
diff -Nru libproxy-0.4.15/debian/control libproxy-0.4.15/debian/control
--- libproxy-0.4.15/debian/control	2018-12-24 14:33:14.000000000 +0000
+++ libproxy-0.4.15/debian/control	2018-12-29 01:21:13.000000000 +0000
@@ -21,7 +21,7 @@
                libjavascriptcoregtk-4.0-dev <!stage1>,
                libglib2.0-dev (>= 2.26) <!stage1>,
                libxmu-dev <!stage1>
-Standards-Version: 4.2.1
+Standards-Version: 4.3.0
 Vcs-Browser: https://salsa.debian.org/gnome-team/libproxy
 Vcs-Git: https://salsa.debian.org/gnome-team/libproxy.git
 Homepage: https://libproxy.github.io/libproxy/
diff -Nru libproxy-0.4.15/debian/control.in libproxy-0.4.15/debian/control.in
--- libproxy-0.4.15/debian/control.in	2018-12-24 14:33:14.000000000 +0000
+++ libproxy-0.4.15/debian/control.in	2018-12-29 01:21:13.000000000 +0000
@@ -17,7 +17,7 @@
                libjavascriptcoregtk-4.0-dev <!stage1>,
                libglib2.0-dev (>= 2.26) <!stage1>,
                libxmu-dev <!stage1>
-Standards-Version: 4.2.1
+Standards-Version: 4.3.0
 Vcs-Browser: https://salsa.debian.org/gnome-team/libproxy
 Vcs-Git: https://salsa.debian.org/gnome-team/libproxy.git
 Homepage: https://libproxy.github.io/libproxy/
diff -Nru libproxy-0.4.15/debian/rules libproxy-0.4.15/debian/rules
--- libproxy-0.4.15/debian/rules	2018-12-24 14:33:14.000000000 +0000
+++ libproxy-0.4.15/debian/rules	2018-12-29 01:21:13.000000000 +0000
@@ -6,7 +6,7 @@
 libproxy := $(shell sed -nr 's/^Package:[[:space:]]*(libproxy[0-9]+(v5)?)[[:space:]]*$$/\1/p' debian/control.in)
 
 export DEB_BUILD_MAINT_OPTIONS = hardening=+all
-export DEB_LDFLAGS_MAINT_APPEND = -Wl,-z,defs -Wl,--as-needed
+export DEB_LDFLAGS_MAINT_APPEND = -Wl,-O1 -Wl,-z,defs -Wl,--as-needed
 
 DO_PACKAGES = $(shell dh_listpackages)
 
@@ -26,8 +26,6 @@
 WITH_MOZJS = -DWITH_MOZJS=OFF
 endif
 
-DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
-
 CONFIGURE_FLAGS = $(WITH_DOTNET) \
 		-DWITH_VALA=ON \
 		-DGMCS_EXECUTABLE=/usr/bin/mono-csc \