diff --git a/NEWS.md b/NEWS.md
index b35e4018..71c4daf0 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -5,6 +5,10 @@ Enhancements:
 
  * Allow using ":host" as part of statsd.prefix (#153)
 
+Bug fixes:
+
+ * Fix munin plugin after log format changes (#154)
+
 1.8.1 -- 2014-02-19
 -------------------
 
diff --git a/tools/munin/windshaft b/tools/munin/windshaft
index 30adaf15..e0913447 100755
--- a/tools/munin/windshaft
+++ b/tools/munin/windshaft
@@ -68,7 +68,7 @@ for pid in ${pids}; do
   log=$(grep "${pid}" "${tmpreport}" | grep -w 1w | awk '{print $9}')
   if test -e "${log}"; then
     kill -USR2 "${pid}"
-    cnt=$(tac ${log} | sed -n -e '/ItemKey/p;/^RenderCache/q' | wc -l)
+    cnt=$(tac ${log} | sed -n -e '/ItemKey/p;/ RenderCache /q' | wc -l)
     if test $cnt -gt $maxcache; then maxcache=$cnt; fi
   else
     # report the error...