diff -u nux-4.0.8+16.04.20160209/debian/changelog nux-4.0.8+16.04.20160209/debian/changelog
--- nux-4.0.8+16.04.20160209/debian/changelog
+++ nux-4.0.8+16.04.20160209/debian/changelog
@@ -1,3 +1,9 @@
+nux (4.0.8+16.04.20160209-0ubuntu2) xenial; urgency=medium
+
+  * Build without optimization on s390x for a first build. LP: #1570894.
+
+ -- Matthias Klose <doko@ubuntu.com>  Sun, 17 Apr 2016 21:26:20 +0200
+
 nux (4.0.8+16.04.20160209-0ubuntu1) xenial; urgency=medium
 
   [ Eleni Maria Stea ]
diff -u nux-4.0.8+16.04.20160209/debian/rules nux-4.0.8+16.04.20160209/debian/rules
--- nux-4.0.8+16.04.20160209/debian/rules
+++ nux-4.0.8+16.04.20160209/debian/rules
@@ -6,6 +6,11 @@
 DEB_HOST_ARCH := $(shell dpkg-architecture -qDEB_HOST_ARCH)
 gles2_architectures := armel armhf
 
+ifneq (,$(filter $(DEB_HOST_ARCH),s390x))
+  DEB_BUILD_OPTIONS := $(DEB_BUILD_OPTIONS) noopt
+  export DEB_BUILD_OPTIONS
+endif
+
 %:
 	dh $@ --with quilt,autoreconf --parallel