diff --git a/readme.html b/readme.html
index 63d622b..0a277cf 100644
--- a/readme.html
+++ b/readme.html
@@ -76,7 +76,7 @@
 or in XPP Ver 5.96:
 Integrate -> (S)hoot -> 1
 
-Now we’ve actually integrated the equations and you should see a white
+Now we've actually integrated the equations and you should see a white
 line that retraces the forward time unstable manifold (yellow) from
 before. The waveform is now available in the data browser.
 
@@ -85,7 +85,7 @@
 Plot the traveling wave attractor as a function of time:
 (X)i vs t, V -> enter "V"
 
-It’s there but you can’t see it very well. We need to zoom in and
+It's there but you can't see it very well. We need to zoom in and
 ignore the large negative spike.
 (V)iew axes, (2)d, ymin=-90, hit tab to accept and exit.