diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 4fa4440308..2815c49108 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,7 @@
+2001-09-14  David Schleef <ds@schleef.org>
+
+	* ppc-opc.c (VXA, VXA_MASK): Fix mask bits.
+
 2001-09-04  Alan Modra  <amodra@bigpond.net.au>
 
 	* i386-dis.c (grps): Don't print the implicit al/ax/eax register
diff --git a/opcodes/ppc-opc.c b/opcodes/ppc-opc.c
index 5cda1a1d76..9956630237 100644
--- a/opcodes/ppc-opc.c
+++ b/opcodes/ppc-opc.c
@@ -1153,10 +1153,10 @@ extract_tbr (insn, invalid)
 #define VX_MASK	VX(0x3f, 0x7ff)
 
 /* An VA form instruction. */
-#define VXA(op, xop) (OP (op) | (((unsigned long)(xop)) & 0x07f))
+#define VXA(op, xop) (OP (op) | (((unsigned long)(xop)) & 0x03f))
 
 /* The mask for an VA form instruction. */
-#define VXA_MASK VXA(0x3f, 0x7f)
+#define VXA_MASK VXA(0x3f, 0x3f)
 
 /* An VXR form instruction. */
 #define VXR(op, xop, rc) (OP (op) | (((rc) & 1) << 10) | (((unsigned long)(xop)) & 0x3ff))