diff --git a/sys/powerpc/include/spr.h b/sys/powerpc/include/spr.h
index 810312bb28c1..1637d091a1d4 100644
--- a/sys/powerpc/include/spr.h
+++ b/sys/powerpc/include/spr.h
@@ -170,6 +170,7 @@
 #define	  IBMPOWER3PLUS		  0x0041
 #define	  IBM970MP		  0x0044
 #define	  IBM970GX		  0x0045
+#define	  IBMPOWERPCA2		  0x0049
 #define	  IBMPOWER7PLUS		  0x004a
 #define	  IBMPOWER8E		  0x004b
 #define	  IBMPOWER8		  0x004d