diff --git a/ChangeLog b/ChangeLog
index 88627c0fa588e50e5cfcc53752d42dcad3ac4d26..9403b006c6686e975650a5a29018938dbd84c3f1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2012-07-07  Niels Möller  <nisse@lysator.liu.se>
 
+	* examples/Makefile.in (BENCH_LIBS): Added -lm, needed for the
+	ldexp function. Reported by Anthony G. Basile.
+
 	* configure.ac: Changed version number to 2.6.
 
 	* Released nettle-2.5.
diff --git a/examples/Makefile.in b/examples/Makefile.in
index 909fdda2371192216953f57d79fa1f34a48357e8..3becd088a37adf35ec8f71b4cab79847753e1064 100644
--- a/examples/Makefile.in
+++ b/examples/Makefile.in
@@ -11,7 +11,7 @@ PRE_CPPFLAGS = -I.. -I$(top_srcdir)
 PRE_LDFLAGS = -L..
 
 OPENSSL_LIBFLAGS = @OPENSSL_LIBFLAGS@
-BENCH_LIBS = @BENCH_LIBS@
+BENCH_LIBS = @BENCH_LIBS@ -lm
 
 RSA_TARGETS = rsa-keygen$(EXEEXT) rsa-sign$(EXEEXT) \
 	      rsa-verify$(EXEEXT) rsa-encrypt$(EXEEXT) rsa-decrypt$(EXEEXT)