diff --git a/kernel/power/KERNEL.PPC970 b/kernel/power/KERNEL.PPC970
index fee5fa5290..d8e8c66466 100644
--- a/kernel/power/KERNEL.PPC970
+++ b/kernel/power/KERNEL.PPC970
@@ -89,3 +89,6 @@ DROTKERNEL   = ../arm/rot.c
 CROTKERNEL   = ../arm/zrot.c
 ZROTKERNEL   = ../arm/zrot.c
 endif
+
+SSCALKERNEL = ../arm/scal.c
+DSCALKERNEL = ../arm/scal.c