diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 29f806e96d6..832c51479c8 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,5 +1,8 @@
 2018-10-15  Jonathan Wakely  <jwakely@redhat.com>
 
+	* testsuite/22_locale/numpunct/members/char/3.cc: Adjust test to
+	account for change to glibc it_IT localedata (glibc bz#10797).
+
 	PR libstdc++/87587
 	* src/c++11/cxx11-shim_facets.cc: Suppress -Wabi warnings.
 
diff --git a/libstdc++-v3/testsuite/22_locale/numpunct/members/char/3.cc b/libstdc++-v3/testsuite/22_locale/numpunct/members/char/3.cc
index f314502461a..a55cf89b294 100644
--- a/libstdc++-v3/testsuite/22_locale/numpunct/members/char/3.cc
+++ b/libstdc++-v3/testsuite/22_locale/numpunct/members/char/3.cc
@@ -1,4 +1,4 @@
-// { dg-require-namedlocale "it_IT.ISO8859-15" }
+// { dg-require-namedlocale "nl_NL.ISO8859-15" }
 
 // 2001-01-24 Benjamin Kosnik  <bkoz@redhat.com>
 
@@ -28,12 +28,14 @@ void test02()
 {
   using namespace std;
 
-  locale loc_it = locale(ISO_8859(15,it_IT));
+  // nl_NL chosen because it has no thousands separator (at this time).
+  locale loc_it = locale(ISO_8859(15,nl_NL));
 
   const numpunct<char>& nump_it = use_facet<numpunct<char> >(loc_it); 
 
   string g = nump_it.grouping();
 
+  // Ensure that grouping is empty for locales with empty thousands separator.
   VERIFY( g == "" );
 }