diff --git a/c/containers/mlrval.c b/c/containers/mlrval.c
index e01afece9..333c56fb7 100644
--- a/c/containers/mlrval.c
+++ b/c/containers/mlrval.c
@@ -131,6 +131,7 @@ char* mv_describe_val(mv_t val) {
 	char* strv  = mv_alloc_format_val(&val);
 	char* desc  = mlr_malloc_or_die(strlen(stype) + strlen(strv) + 4);
 	sprintf(desc, "[%s] %s", stype, strv);
+	free(strv);
 	return desc;
 }
 
diff --git a/doc/file-formats.html b/doc/file-formats.html
index e556b024d..c6f88e03c 100644
--- a/doc/file-formats.html
+++ b/doc/file-formats.html
@@ -213,13 +213,7 @@ puts "host=#{hostname},seconds=#{t2-t1},message=#{msg}"
 </pre>
 </div>
 <p/>
-<p/>
-<div class="pokipanel">
-<pre>
-puts mymap.collect{|k,v| "#{k}=#{v}"}.join(',')
-</pre>
-</div>
-<p/>
+POKI_CARDIFY(puts mymap.collect{|k,v| "#{k}=#{v}"}.join(','))HERE
 or <tt>print</tt> statements in various languages, e.g.
 <p/>
 <div class="pokipanel">
@@ -228,13 +222,7 @@ echo "type=3,user=$USER,date=$date\n";
 </pre>
 </div>
 <p/>
-<p/>
-<div class="pokipanel">
-<pre>
-logger.log("type=3,user=$USER,date=$date\n");
-</pre>
-</div>
-<p/>
+POKI_CARDIFY(logger.log("type=3,user=$USER,date=$date\n");)HERE
 
 <p/>Fields lacking an IPS will have positional index (starting at 1) used as
 the key, as in NIDX format. For example, <tt>dish=7,egg=8,flint</tt> is parsed
diff --git a/doc/mlr.1.premade b/doc/mlr.1.premade
index 041b5cf5c..046af302b 100644
--- a/doc/mlr.1.premade
+++ b/doc/mlr.1.premade
@@ -2,12 +2,12 @@
 .\"     Title: mlr
 .\"    Author: [see the "AUTHOR" section]
 .\" Generator: ./mkman.rb
-.\"      Date: 2015-12-14
+.\"      Date: 2015-12-16
 .\"    Manual: \ \&
 .\"    Source: \ \&
 .\"  Language: English
 .\"
-.TH "MILLER" "1" "2015-12-14" "\ \&" "\ \&"
+.TH "MILLER" "1" "2015-12-16" "\ \&" "\ \&"
 .\" -----------------------------------------------------------------
 .\" * Portability definitions
 .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~