diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 4bf248105b2..0d5b4715bf1 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2013-01-01  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
+
+	* config/nios2/nios2.h (BITS_PER_UNIT): Don't define it.
+
 2014-01-01  Jakub Jelinek  <jakub@redhat.com>
 
 	* config/i386/sse.md (*mov<mode>_internal): Guard
diff --git a/gcc/config/nios2/nios2.h b/gcc/config/nios2/nios2.h
index 8e6941b4011..f333be3bd6f 100644
--- a/gcc/config/nios2/nios2.h
+++ b/gcc/config/nios2/nios2.h
@@ -73,7 +73,6 @@
 #define BITS_BIG_ENDIAN 0
 #define BYTES_BIG_ENDIAN (TARGET_BIG_ENDIAN != 0)
 #define WORDS_BIG_ENDIAN (TARGET_BIG_ENDIAN != 0)
-#define BITS_PER_UNIT 8
 #define BITS_PER_WORD 32
 #define UNITS_PER_WORD 4
 #define POINTER_SIZE 32