diff --git a/roffit b/roffit
index 7cd7d88..54226c6 100755
--- a/roffit
+++ b/roffit
@@ -257,7 +257,7 @@ sub linkfile {
             $field =~ s/(^|\W)((https|http|ftp):\/\/[a-z0-9\-._~%:\/?\#\[\]\@!\$&'()*+,;=]+)/$1<a href=\"$2\">$2<\/a>/gi;
 
             # convert (uppercase only) "RFC [number]" to a link
-            $field =~ s/(^|\W)RFC ?(\d+)/$1<a href=\"http:\/\/www.ietf.org\/rfc\/rfc$2.txt\">RFC $2<\/a>/g;
+            $field =~ s/(^|\W)RFC ?(\d+)/$1<a href=\"https:\/\/www.ietf.org\/rfc\/rfc$2.txt\">RFC $2<\/a>/g;
 
             $processed .= $field . $tail;
         }
diff --git a/testpage.output b/testpage.output
index 4aedf75..be7b30d 100644
--- a/testpage.output
+++ b/testpage.output
@@ -3,9 +3,9 @@
 <p class="level0">testpage - test input nroff man page for roffit testing </p><a name="SYNOPSIS"></a><h2 class="nroffsh">Synopsis</h2>
 <p class="level0"><span Class="bold">roffit</span> [<span Class="emphasis">options</span>] &lt; inputfile &gt; outputfile </p><a name="DESCRIPTION"></a><h2 class="nroffsh">Description</h2>
 <p class="level0"><span Class="bold">roffit</span> converts the <span Class="emphasis">inputfile</span> to <span Class="emphasis">outputfile</span>. The <span Class="emphasis">inputfile</span> must be an nroff formatted man page, and the <span Class="emphasis">outputfile</span> will be an HTML document. </p>
-<p class="level0">(<a href="http://www.ietf.org/rfc/rfc959.txt">RFC 959</a>) is FTP </p>
+<p class="level0">(<a href="https://www.ietf.org/rfc/rfc959.txt">RFC 959</a>) is FTP </p>
 <p class="level0">but ARFC 959 is a fake </p>
-<p class="level0"><a href="http://www.ietf.org/rfc/rfc3986.txt">RFC 3986</a> is URI syntax </p>
+<p class="level0"><a href="https://www.ietf.org/rfc/rfc3986.txt">RFC 3986</a> is URI syntax </p>
 <p class="level0">Also, we must support <span class="emphasis">style staring on one line and ending on another that may</span> be multiple lines off. </p><a name="OPTIONS"></a><h2 class="nroffsh">Options</h2>
 <p class="level0"><a name="--bare"></a><span class="nroffip">--bare</span> </p>
 <p class="level1">The output HTML will not include any HTML, HEAD or BODY tags. Also not that when this is selected, there will be no inlined CSS but you will have to define the necessary classes yourself. </p>