diff --git a/programming/exercises/factorialscriptb.m b/programming/exercises/factorialscriptb.m
index 8488431..e0ce3bb 100644
--- a/programming/exercises/factorialscriptb.m
+++ b/programming/exercises/factorialscriptb.m
@@ -1 +1 @@
-printfaculty(5);
+printfactorial(5);
diff --git a/programming/exercises/myfactorial.m b/programming/exercises/myfactorial.m
index 2c5668c..a0fff9a 100644
--- a/programming/exercises/myfactorial.m
+++ b/programming/exercises/myfactorial.m
@@ -1,4 +1,4 @@
-function x = mufactorial(n)
+function x = myfactorial(n)
 % return the factorial of n
 x = 1;
 for i = 1:n
diff --git a/programming/exercises/printfactorial.m b/programming/exercises/printfactorial.m
index 5df0c28..5692c8f 100644
--- a/programming/exercises/printfactorial.m
+++ b/programming/exercises/printfactorial.m
@@ -1,5 +1,5 @@
-function printfaculty(n)
-% compute the faculty of n and print it
+function printfactorial(n)
+% compute the factorial of n and print it
 x = 1;
 for i = 1:n
     x = x * i;