diff --git a/Makefile b/Makefile
index 31edda5..b66d27f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,5 @@
+all: pdf epub
+
 view: pdf
 	evince cf.pdf
 
diff --git a/cf.pdf b/cf.pdf
index cb7485b..a60185c 100644
Binary files a/cf.pdf and b/cf.pdf differ
diff --git a/en/cf.epub b/en/cf.epub
index b9bfc88..a611afd 100644
Binary files a/en/cf.epub and b/en/cf.epub differ
diff --git a/en/cf.md b/en/cf.md
index a42f4b1..7aca318 100644
--- a/en/cf.md
+++ b/en/cf.md
@@ -33,7 +33,11 @@ Leto Labs LLC
 
 ### Thanks, Y'all
 
-...
+Many thanks to everybody that has contributed, but in particular
+
+* Leslie Hawthorn
+* Troy Howard
+* Ingy döt Net
 
 ### Latest Version