diff --git a/ChangeLog.m68k b/ChangeLog.m68k
index 187dd68863..70559a50a5 100644
--- a/ChangeLog.m68k
+++ b/ChangeLog.m68k
@@ -1,5 +1,8 @@
 2012-03-09  Richard Henderson  <rth@twiddle.net>
 
+	* sysdeps/m68k/m680x0/fpu/math_private.h: Use include_next to
+	chain math_private.h.
+
 	* m68k/m680x0/fpu/e_acos.c: Use <> to include math_private.h.
 	* m68k/m680x0/fpu/e_atan2.c, m68k/m680x0/fpu/e_fmod.c: Likewise.
 	* m68k/m680x0/fpu/e_pow.c, m68k/m680x0/fpu/e_scalb.c: Likewise.
diff --git a/ChangeLog.tile b/ChangeLog.tile
index 624196834d..b48d61401c 100644
--- a/ChangeLog.tile
+++ b/ChangeLog.tile
@@ -1,3 +1,8 @@
+2012-03-09  Richard Henderson  <rth@twiddle.net>
+
+	* sysdeps/tile/math_private.h: Use include_next to
+	chain math_private.h.
+
 2012-03-09  Paul Eggert  <eggert@cs.ucla.edu>
 
 	[BZ #13673]
diff --git a/sysdeps/m68k/m680x0/fpu/math_private.h b/sysdeps/m68k/m680x0/fpu/math_private.h
index 3793cff203..217de2ecc2 100644
--- a/sysdeps/m68k/m680x0/fpu/math_private.h
+++ b/sysdeps/m68k/m680x0/fpu/math_private.h
@@ -15,5 +15,5 @@ do							\
   }							\
 while (0)
 
-#include <math/math_private.h>
+#include_next <math_private.h>
 #endif
diff --git a/sysdeps/tile/math_private.h b/sysdeps/tile/math_private.h
index ea4c8eadf7..2dab42b9bf 100644
--- a/sysdeps/tile/math_private.h
+++ b/sysdeps/tile/math_private.h
@@ -1,6 +1,6 @@
 #ifndef _MATH_PRIVATE_H
 
-#include <math/math_private.h>
+#include_next <math_private.h>
 
 /* We have no exception support, so feraiseexcept() must be a no-op.
    And since we don't define FE_INVALID, FE_DIVBYZERO, etc., we