diff --git a/NEWS b/NEWS
index dad76a04..ccf70a76 100644
--- a/NEWS
+++ b/NEWS
@@ -1,5 +1,6 @@
 procps-3.1.2 --> procps-3.1.3
 
+uses /proc/*/wchan files when available
 top: user selection
 sysctl: add -e for Red Hat 8.0 boot scripts
 sysctl: the obvious --help, -V, and --version
diff --git a/top.c b/top.c
index df939819..f455bac6 100644
--- a/top.c
+++ b/top.c
@@ -287,7 +287,7 @@ static inline char *scat (char *restrict dst, const char *restrict src)
          * in some proc cmdlines, a choice was offered twix space or null. */
 static char *strim_0 (char *str)
 {
-   static const char ws[] = "\b\e\f\n\r\t\v\0133";  // \0133 is an escape
+   static const char ws[] = "\b\e\f\n\r\t\v\133";  // 0133 is an escape
    char *p;
 
    if ((p = strpbrk(str, ws))) *p = 0;
@@ -301,7 +301,7 @@ static char *strim_0 (char *str)
          * in some proc cmdlines, a choice was offered twix space or null. */
 static char *strim_1 (char *str)
 {
-   static const char ws[] = "\b\e\f\n\r\t\v\0133";  // \0133 is an escape
+   static const char ws[] = "\b\e\f\n\r\t\v\133";  // 0133 is an escape
    char *p;
 
    while (unlikely(p = strpbrk(str, ws))) *p = ' ';