diff --git a/include/NOD/DiscBase.hpp b/include/NOD/DiscBase.hpp
index 149b53c..cf7ce58 100644
--- a/include/NOD/DiscBase.hpp
+++ b/include/NOD/DiscBase.hpp
@@ -13,7 +13,7 @@
 namespace NOD
 {
 
-class ExtractionContext;
+struct ExtractionContext;
 class DiscBase
 {
 public: