diff --git a/include/tempo-and-meter.html b/include/tempo-and-meter.html
index 4cca0546..8278eb2c 100644
--- a/include/tempo-and-meter.html
+++ b/include/tempo-and-meter.html
@@ -70,12 +70,12 @@
 </p>
 
 <ul>
-  <li>A constant tempo will keep the sesion tempo constant until the next tempo
+  <li>A constant tempo will keep the session tempo constant until the next tempo
   section, at which time it will jump instantly to the next tempo. These are
   mostly useful abrupt changes, and is the way in which traditional DAWs deal
   with tempo changes (abrupt jumps in tempo).</li>
   <li>A ramped tempo increases its tempo over time so that when the next tempo
-  section has arrived, the sesion tempo is the same as the second one. This is
+  section has arrived, the session tempo is the same as the second one. This is
   useful for matching the session tempo to music which has been recorded
   without a metronome. Ramps may also be used as a compositional tool, but more
   on this later. Note that a ramp requires two points&mdash;a start and an end