diff --git a/REQUIREMENTS.txt b/REQUIREMENTS.txt
index 5039b24..1466acb 100644
--- a/REQUIREMENTS.txt
+++ b/REQUIREMENTS.txt
@@ -4,3 +4,4 @@ django-cors-headers
 pyyaml
 markdown
 docutils
+pygments
diff --git a/resources/books/book_list.yaml b/resources/books/book_list.yaml
index cd85283..dcdccfd 100644
--- a/resources/books/book_list.yaml
+++ b/resources/books/book_list.yaml
@@ -2,6 +2,6 @@
 books:
   - title: "Ada For The C Developer"
     url: "Ada_For_The_C_Developer"
-  - title: "Ada For the C++ Java Developer v2"
-    url: "Ada_For_The_C++_Java_Developer_v2"
+  - title: "Ada For the C++ Java Developer"
+    url: "Ada_For_The_CPP_Java_Developer"
 ...
\ No newline at end of file