diff --git a/gas/ChangeLog b/gas/ChangeLog
index 8e4d967894..cae94da70e 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,8 @@
+2016-06-05  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
+
+	* config/tc-nds32.c (nds32_parse_option): Make the type of ptr_arg
+	const char *.
+
 2016-06-03  Peter Bergner <bergner@vnet.ibm.com>
 
 	PR binutils/20196
diff --git a/gas/config/tc-nds32.c b/gas/config/tc-nds32.c
index 888e8aae81..1d1a80e81e 100644
--- a/gas/config/tc-nds32.c
+++ b/gas/config/tc-nds32.c
@@ -3193,7 +3193,7 @@ nds32_parse_option (int c, const char *arg)
 {
   struct nds32_parse_option_table *coarse_tune;
   struct nds32_set_option_table *fine_tune;
-  char *ptr_arg = NULL;
+  const char *ptr_arg = NULL;
 
   switch (c)
     {