diff --git a/include/ChangeLog b/include/ChangeLog
index 4d9a0b0210..8ef84cb449 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,8 @@
+2016-06-08  Jose E. Marchesi  <jose.marchesi@oracle.com>
+
+	* opcode/sparc.h: Add missing documentation for hyperprivileged
+	registers in rd (%) and rs1 ($).
+
 2016-06-07  Alan Modra  <amodra@gmail.com>
 
 	* elf/ppc.h (APUINFO_SECTION_NAME, APUINFO_LABEL, PPC_APUINFO_ISEL,
diff --git a/include/opcode/sparc.h b/include/opcode/sparc.h
index ff88092fb6..29ed2e427e 100644
--- a/include/opcode/sparc.h
+++ b/include/opcode/sparc.h
@@ -243,6 +243,8 @@ typedef struct sparc_opcode
 	9	%fcc3. (v9)
 	!	Privileged Register in rd (v9)
 	?	Privileged Register in rs1 (v9)
+	%	Hyperprivileged Register in rd (v9b)
+	$	Hyperprivileged Register in rs1 (v9b)
 	*	Prefetch function constant. (v9)
 	x	OPF field (v9 impdep).
 	0	32/64 bit immediate for set or setx (v9) insns