diff --git a/debian/config/kernelarch-powerpc/config-arch-64 b/debian/config/kernelarch-powerpc/config-arch-64
index e9aa8a0c4..0748ce68e 100644
--- a/debian/config/kernelarch-powerpc/config-arch-64
+++ b/debian/config/kernelarch-powerpc/config-arch-64
@@ -10,6 +10,7 @@ CONFIG_NUMA=y
 CONFIG_SCHED_SMT=y
 CONFIG_CMDLINE="console=hvsi0 console=hvc0 console=ttyS0,9600 console=tty0"
 CONFIG_KERNEL_START=0xc000000000000000
+CONFIG_PPC_TRANSACTIONAL_MEM=y
 
 ##
 ## file: arch/powerpc/platforms/Kconfig
diff --git a/debian/config/kernelarch-powerpc/config-arch-64-be b/debian/config/kernelarch-powerpc/config-arch-64-be
index 486c347b3..13be21332 100644
--- a/debian/config/kernelarch-powerpc/config-arch-64-be
+++ b/debian/config/kernelarch-powerpc/config-arch-64-be
@@ -1,3 +1,9 @@
+##
+## file: arch/powerpc/Kconfig
+##
+#. Temporarily disabled to maintain ABI
+# CONFIG_PPC_TRANSACTIONAL_MEM is not set
+
 ##
 ## file: arch/powerpc/platforms/Kconfig.cputype
 ##