diff --git a/book.toml b/book.toml
index 65aa396..0bacb3f 100644
--- a/book.toml
+++ b/book.toml
@@ -1,6 +1,6 @@
 [book]
 authors = ["Dietrich"]
-language = "en"
+language = "de"
 multilingual = false
 src = "src"
 title = "Film AG Equipment"
diff --git a/src/chapter_1.md b/src/chapter_1.md
index b743fda..6312ba5 100644
--- a/src/chapter_1.md
+++ b/src/chapter_1.md
@@ -1 +1 @@
-# Chapter 1
+# Das Equipment der Film AG