diff --git a/experimental/Intersection/QuadraticParameterization.cpp b/experimental/Intersection/QuadraticParameterization.cpp
index 1c08fcb..fb45b17 100644
--- a/experimental/Intersection/QuadraticParameterization.cpp
+++ b/experimental/Intersection/QuadraticParameterization.cpp
@@ -1,10 +1,10 @@
-#include "CubicIntersection.h"
+#include "CurveIntersection.h"
 #include "QuadraticUtilities.h"
 
 /* from http://tom.cs.byu.edu/~tom/papers/cvgip84.pdf 4.1
  *
  * This paper proves that Syvester's method can compute the implicit form of 
- * the quadratic from the parameterzied form.
+ * the quadratic from the parameterized form.
  *
  * Given x = a*t*t + b*t + c  (the parameterized form)
  *       y = d*t*t + e*t + f