diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 2f45b924f6c..d1b06ae64e3 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,8 @@
 2012-09-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 
+	PR testsuite/54007
+	* gnat.dg/lto15.adb: Require lto.
+
 	* gfortran.dg/bind_c_array_params_2.f90: Adjust scan-assembler-times
 	"myBindC" for hppa*-*-hpux*.
 
diff --git a/gcc/testsuite/gnat.dg/lto15.adb b/gcc/testsuite/gnat.dg/lto15.adb
index b1bc25196f1..be5b008e8c6 100644
--- a/gcc/testsuite/gnat.dg/lto15.adb
+++ b/gcc/testsuite/gnat.dg/lto15.adb
@@ -1,5 +1,6 @@
 -- { dg-do compile }
 -- { dg-options "-O -flto -g" }
+-- { dg-require-effective-target lto }
 
 package body Lto15 is