diff --git a/doc/xschem_man/performance.html b/doc/xschem_man/performance.html
index e95ec20c..fadafd44 100644
--- a/doc/xschem_man/performance.html
+++ b/doc/xschem_man/performance.html
@@ -25,8 +25,8 @@ For 2D graphic workloads software rendering on framebuffer device is the fastest
 laptops i have tested xschem on. The only exception is the little Samsung N220 due to the slow
 and tiny Atom N450 CPU.<br>
 Framebuffer graphics is also the most precise and reliable since the X11 specification
-has exact rules for pixelization/rasterizationof primitives. <br>
-All drawings are thus exactly identical down to the pixels on any machine using fbdev.i<br>
+has exact rules for pixelization/rasterization of primitives. <br>
+All drawings are thus exactly identical down to the pixels on any machine using fbdev.<br>
 Following table summarizes the test times for a xschem BIST routine, doing lot of
 graphic (among other) operations.
  </p>