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-rw-r--r--libstdc++-v3/testsuite/17_intro/headers_c.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/libstdc++-v3/testsuite/17_intro/headers_c.cc b/libstdc++-v3/testsuite/17_intro/headers_c.cc
index b4fe65895d9..17aa083c538 100644
--- a/libstdc++-v3/testsuite/17_intro/headers_c.cc
+++ b/libstdc++-v3/testsuite/17_intro/headers_c.cc
@@ -60,7 +60,7 @@
// "C" headers that might not work if wchar_t support is disabled.
#include <bits/c++config.h>
-#if _GLIBCPP_USE_WCHAR_T
+#if _GLIBCXX_USE_WCHAR_T
#include <wchar.h>
#include <wctype.h>
#include <cwchar>