diff --git a/ChangeLog b/ChangeLog
index 22f6f5c5da..8aff7d179c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2017-10-03  Joseph Myers  <joseph@codesourcery.com>
 
+	* sysdeps/ieee754/dbl-64/s_fmaf.c: Include <libm-alias-float.h>.
+	[!__fmaf] (fmaf): Define using libm_alias_float.
+
 	* sysdeps/ieee754/dbl-64/s_frexp.c: Include <libm-alias-double.h>.
 	(frexp): Define using libm_alias_double.
 	* sysdeps/ieee754/dbl-64/wordsize-64/s_frexp.c: Include
diff --git a/sysdeps/ieee754/dbl-64/s_fmaf.c b/sysdeps/ieee754/dbl-64/s_fmaf.c
index e6c0fed64d..4426c09f7a 100644
--- a/sysdeps/ieee754/dbl-64/s_fmaf.c
+++ b/sysdeps/ieee754/dbl-64/s_fmaf.c
@@ -21,6 +21,7 @@
 #include <fenv.h>
 #include <ieee754.h>
 #include <math_private.h>
+#include <libm-alias-float.h>
 
 /* This implementation relies on double being more than twice as
    precise as float and uses rounding to odd in order to avoid problems
@@ -60,5 +61,5 @@ __fmaf (float x, float y, float z)
   return (float) u.d;
 }
 #ifndef __fmaf
-weak_alias (__fmaf, fmaf)
+libm_alias_float (__fma, fma)
 #endif