diff -Nru pyqwt3d-0.1.7~cvs20090625/debian/changelog pyqwt3d-0.1.7~cvs20090625/debian/changelog
--- pyqwt3d-0.1.7~cvs20090625/debian/changelog	2014-06-30 18:54:46.000000000 +0000
+++ pyqwt3d-0.1.7~cvs20090625/debian/changelog	2017-11-05 00:25:39.000000000 +0000
@@ -1,3 +1,10 @@
+pyqwt3d (0.1.7~cvs20090625-13+rpi1) buster-staging; urgency=medium
+
+  * Add -Wno-narrowing as suggested by Christian Seiler in the Debian BTS
+    (Closes: 812138)
+
+ -- Peter Michael Green <plugwash@raspbian.org>  Sun, 05 Nov 2017 00:25:39 +0000
+
 pyqwt3d (0.1.7~cvs20090625-13) unstable; urgency=medium
 
   * Update patch 04_fix_sip4.10.patch to fix compilation (Closes: #751057)
diff -Nru pyqwt3d-0.1.7~cvs20090625/debian/rules pyqwt3d-0.1.7~cvs20090625/debian/rules
--- pyqwt3d-0.1.7~cvs20090625/debian/rules	2013-05-20 18:16:43.000000000 +0000
+++ pyqwt3d-0.1.7~cvs20090625/debian/rules	2017-11-05 00:25:25.000000000 +0000
@@ -33,7 +33,7 @@
 			mkdir -p build/py$$pyvers-qt$$qtvers;\
 			cp -Rl `ls . |grep -v build|grep -v debian` build/py$$pyvers-qt$$qtvers;\
 			(cd build/py$$pyvers-qt$$qtvers/configure;\
-			python$$pyvers configure.py -$$qtvers -I /usr/include/qwtplot3d-qt$$qtvers --extra-libs=qwtplot3d-qt$$qtvers -D GL2PS_HAVE_ZLIB);\
+			python$$pyvers configure.py -$$qtvers -I /usr/include/qwtplot3d-qt$$qtvers --extra-libs=qwtplot3d-qt$$qtvers --extra-cxxflags="-Wno-narrowing" -D GL2PS_HAVE_ZLIB);\
 		done;\
 	done
 	touch $@