diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index 19b95072b0..11fe4f810a 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,8 @@
+2018-02-19  Matthias Klose  <doko@debian.org>
+
+	* strings.c (long_options): Include-all-whitespace does not take
+        an extra agument.
+
 2018-02-13  Alan Modra  <amodra@gmail.com>
 
 	PR 22836
diff --git a/binutils/strings.c b/binutils/strings.c
index da044ac9c0..7655ab6152 100644
--- a/binutils/strings.c
+++ b/binutils/strings.c
@@ -125,7 +125,7 @@ static struct option long_options[] =
   {"print-file-name", no_argument, NULL, 'f'},
   {"bytes", required_argument, NULL, 'n'},
   {"radix", required_argument, NULL, 't'},
-  {"include-all-whitespace", required_argument, NULL, 'w'},
+  {"include-all-whitespace", no_argument, NULL, 'w'},
   {"encoding", required_argument, NULL, 'e'},
   {"target", required_argument, NULL, 'T'},
   {"output-separator", required_argument, NULL, 's'},