diff --git a/2011-11-29-converting-subselects-to-joins-part-2.html b/2011-11-29-converting-subselects-to-joins-part-2.html
index 40fb4e6..983513c 100644
--- a/2011-11-29-converting-subselects-to-joins-part-2.html
+++ b/2011-11-29-converting-subselects-to-joins-part-2.html
@@ -18,7 +18,7 @@
         FROM Logins
         GROUP BY UserId
     ) AS Temp USING (UserId)
-  WHERE LastLogin <= 31;
+  WHERE LastLogin <= 31;
 </code></pre>
 
 <p>We can convert this to a simple JOIN with the magic of HAVING. HAVING is like WHERE, but applies after aggregation:</p>
@@ -29,7 +29,7 @@
   FROM Users
     JOIN Logins USING (UserId)
   GROUP BY UserId
-  HAVING LastLogin &amp;lt;= 31;
+  HAVING LastLogin &lt;= 31;
 </code></pre>
 
 <!--# include file="include/bottom.html" -->
diff --git a/2016-03-27-ec-ca-redux-now-with-more-nitrokey.html b/2016-03-27-ec-ca-redux-now-with-more-nitrokey.html
index 3a9b44e..61b616f 100644
--- a/2016-03-27-ec-ca-redux-now-with-more-nitrokey.html
+++ b/2016-03-27-ec-ca-redux-now-with-more-nitrokey.html
@@ -26,7 +26,7 @@ chmod 700 {client,server}/private
 
 <h3>Create openssl.cnf</h3>
 
-<pre><code>cat &gt; openssl.cnf &amp;lt;&amp;lt;'END'
+<pre><code>cat &gt; openssl.cnf &lt;&lt;'END'
 openssl_conf = openssl_init
 [ openssl_init ]
 engines = engines
diff --git a/markdown/2011-11-29-converting-subselects-to-joins-part-2.md b/markdown/2011-11-29-converting-subselects-to-joins-part-2.md
index 5eb3f29..a8dc7bf 100644
--- a/markdown/2011-11-29-converting-subselects-to-joins-part-2.md
+++ b/markdown/2011-11-29-converting-subselects-to-joins-part-2.md
@@ -18,7 +18,7 @@ You have a table of Users and a table of Logins, with a row for each user login
             FROM Logins
             GROUP BY UserId
         ) AS Temp USING (UserId)
-      WHERE LastLogin &lt;= 31;
+      WHERE LastLogin <= 31;
 
 We can convert this to a simple JOIN with the magic of HAVING. HAVING is like WHERE, but applies after aggregation:
 
@@ -28,6 +28,6 @@ We can convert this to a simple JOIN with the magic of HAVING. HAVING is like WH
       FROM Users
         JOIN Logins USING (UserId)
       GROUP BY UserId
-      HAVING LastLogin &lt;= 31;
+      HAVING LastLogin <= 31;
 
 <!--# include file="include/bottom.html" -->
diff --git a/markdown/2016-03-27-ec-ca-redux-now-with-more-nitrokey.md b/markdown/2016-03-27-ec-ca-redux-now-with-more-nitrokey.md
index 59ed4de..5c238c8 100644
--- a/markdown/2016-03-27-ec-ca-redux-now-with-more-nitrokey.md
+++ b/markdown/2016-03-27-ec-ca-redux-now-with-more-nitrokey.md
@@ -25,7 +25,7 @@ XXXX is still our placeholder of choice.
 
 ### Create openssl.cnf
 
-    cat > openssl.cnf &lt;&lt;'END'
+    cat > openssl.cnf <<'END'
     openssl_conf = openssl_init
     [ openssl_init ]
     engines = engines