diff --git a/ChangeLog b/ChangeLog
index 20fd655b07..019b66f836 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2015-09-23  Joseph Myers  <joseph@codesourcery.com>
 
+	* sysdeps/ieee754/flt-32/e_exp2f.c (TWOM100): Remove volatile.
+	(TWO127): Likewise.
+
 	* sysdeps/generic/math_private.h (fabs_tg): New macro.
 	(min_of_type): Likewise.
 	(math_check_force_underflow): Likewise.
diff --git a/sysdeps/ieee754/flt-32/e_exp2f.c b/sysdeps/ieee754/flt-32/e_exp2f.c
index d8e7a9c8bc..c053340310 100644
--- a/sysdeps/ieee754/flt-32/e_exp2f.c
+++ b/sysdeps/ieee754/flt-32/e_exp2f.c
@@ -37,8 +37,8 @@
 
 #include "t_exp2f.h"
 
-static const volatile float TWOM100 = 7.88860905e-31;
-static const volatile float TWO127 = 1.7014118346e+38;
+static const float TWOM100 = 7.88860905e-31;
+static const float TWO127 = 1.7014118346e+38;
 
 float
 __ieee754_exp2f (float x)