diff --git a/ChangeLog b/ChangeLog
index 4b7e1f36e7..77092bbfa5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2017-11-28  Joseph Myers  <joseph@codesourcery.com>
 
+	* sysdeps/s390/fpu/s_fmaf.c: Include <libm-alias-float.h>.
+	[!__fmaf] (fmaf): Define using libm_alias_float.
+
 	* sysdeps/s390/fpu/s_fma.c: Include <libm-alias-double.h>.
 	[!__fma] (fma): Define using libm_alias_double.
 	* sysdeps/unix/sysv/linux/s390/fpu/s_fma.c: Remove.
diff --git a/sysdeps/s390/fpu/s_fmaf.c b/sysdeps/s390/fpu/s_fmaf.c
index c56cc040e8..4ad7257887 100644
--- a/sysdeps/s390/fpu/s_fmaf.c
+++ b/sysdeps/s390/fpu/s_fmaf.c
@@ -18,6 +18,7 @@
    <http://www.gnu.org/licenses/>.  */
 
 #include <math.h>
+#include <libm-alias-float.h>
 
 float
 __fmaf (float x, float y, float z)
@@ -27,5 +28,5 @@ __fmaf (float x, float y, float z)
   return r;
 }
 #ifndef __fmaf
-weak_alias (__fmaf, fmaf)
+libm_alias_float (__fma, fma)
 #endif