diff -Nru blobandconquer-1.11-dfsg+20/debian/changelog blobandconquer-1.11-dfsg+20/debian/changelog
--- blobandconquer-1.11-dfsg+20/debian/changelog	2020-06-04 17:06:41.000000000 +0200
+++ blobandconquer-1.11-dfsg+20/debian/changelog	2020-06-15 14:37:31.000000000 +0200
@@ -1,3 +1,10 @@
+blobandconquer (1.11-dfsg+20-1.1ubuntu2) groovy; urgency=medium
+
+  * Fix FTBFS on ppc64el (LP: #1883522):
+    - debian/patches/fix-ftbfs-ppc64el.patch
+
+ -- Olivier Tilloy <olivier.tilloy@canonical.com>  Mon, 15 Jun 2020 14:37:31 +0200
+
 blobandconquer (1.11-dfsg+20-1.1ubuntu1) groovy; urgency=medium
 
   * Change depends on ttf-dejavu-core to fonts-dejavu-core (Closes: #962211)
diff -Nru blobandconquer-1.11-dfsg+20/debian/patches/fix-ftbfs-ppc64el.patch blobandconquer-1.11-dfsg+20/debian/patches/fix-ftbfs-ppc64el.patch
--- blobandconquer-1.11-dfsg+20/debian/patches/fix-ftbfs-ppc64el.patch	1970-01-01 01:00:00.000000000 +0100
+++ blobandconquer-1.11-dfsg+20/debian/patches/fix-ftbfs-ppc64el.patch	2020-06-15 14:37:31.000000000 +0200
@@ -0,0 +1,20 @@
+Description: Fix FTBFS on ppc64el by reducing optimization level to O2 for offending file
+Author: Olivier Tilloy <olivier.tilloy@canonical.com>
+Bug-Ubuntu: https://launchpad.net/bugs/1883522
+
+Index: blobandconquer-1.11-dfsg+20/makefile
+===================================================================
+--- blobandconquer-1.11-dfsg+20.orig/makefile
++++ blobandconquer-1.11-dfsg+20/makefile
+@@ -96,6 +96,11 @@ endif
+ # top-level rule to create the program.
+ all: $(ALL)
+ 
++ifeq ($(shell dpkg-architecture -qDEB_BUILD_ARCH), ppc64el)
++mastermind.o: mastermind.cpp mastermind.h data/gameDefs/defines.h defs.h headers.h
++	$(CXX) $(CXXFLAGS) -O2 -c $<
++endif
++
+ %.o: %.cpp %.h data/gameDefs/defines.h defs.h headers.h
+ 	$(CXX) $(CXXFLAGS) -c $<
+ 
diff -Nru blobandconquer-1.11-dfsg+20/debian/patches/series blobandconquer-1.11-dfsg+20/debian/patches/series
--- blobandconquer-1.11-dfsg+20/debian/patches/series	2016-12-10 17:08:36.000000000 +0100
+++ blobandconquer-1.11-dfsg+20/debian/patches/series	2020-06-15 13:49:18.000000000 +0200
@@ -1 +1,2 @@
 fix-linking.patch
+fix-ftbfs-ppc64el.patch