diff --git a/ChangeLog b/ChangeLog
index c29c22cc8a..5efa926971 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2017-10-31  Alan Modra  <amodra@gmail.com>
+
+	* sysdeps/powerpc/powerpc64/multiarch/stpncpy-power8.S: Don't define
+	USE_AS_STPNCPY.
+
 2017-10-31  Alan Modra  <amodra@gmail.com>
 
 	* sysdeps/powerpc/powerpc64/fpu/multiarch/s_isnan-ppc64.S (hidden_def):
diff --git a/sysdeps/powerpc/powerpc64/multiarch/stpncpy-power8.S b/sysdeps/powerpc/powerpc64/multiarch/stpncpy-power8.S
index 96636593bd..9c71bb0e36 100644
--- a/sysdeps/powerpc/powerpc64/multiarch/stpncpy-power8.S
+++ b/sysdeps/powerpc/powerpc64/multiarch/stpncpy-power8.S
@@ -18,8 +18,6 @@
 
 #include <sysdep.h>
 
-#define USE_AS_STPNCPY
-
 #define STPNCPY __stpncpy_power8
 
 #undef libc_hidden_builtin_def