diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 6298c2709d9..0a5d125bae7 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2017-08-30  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	PR target/82015
+	* gcc.target/powerpc/pr82015.c: Fix up error message.
+
 2017-08-30  Martin Liska  <mliska@suse.cz>
 
 	PR inline-asm/82001
diff --git a/gcc/testsuite/gcc.target/powerpc/pr82015.c b/gcc/testsuite/gcc.target/powerpc/pr82015.c
index b177de4249f..c8b53b8a01d 100644
--- a/gcc/testsuite/gcc.target/powerpc/pr82015.c
+++ b/gcc/testsuite/gcc.target/powerpc/pr82015.c
@@ -5,10 +5,10 @@
 
 unsigned long foo_11(vector __int128_t *p)
 {
-  return __builtin_unpack_vector_int128(*p, 11); /* { dg-error "argument 2 must be 0 or 1" } */
+  return __builtin_unpack_vector_int128(*p, 11); /* { dg-error "argument 2 must be a 1-bit unsigned literal" } */
 }
 
 unsigned long foo_n(vector __int128_t *p, unsigned long n)
 {
-  return __builtin_unpack_vector_int128(*p, n);	/* { dg-error "argument 2 must be 0 or 1" } */
+  return __builtin_unpack_vector_int128(*p, n);	/* { dg-error "argument 2 must be a 1-bit unsigned literal" } */
 }