diff --git a/src/backend/CMakeLists.txt b/src/backend/CMakeLists.txt
index dc004d0..8f74140 100644
--- a/src/backend/CMakeLists.txt
+++ b/src/backend/CMakeLists.txt
@@ -7,7 +7,5 @@ set(BACKEND_SRC
 
 set(BACKEND_LIB_HDRS
     backend/corebackend.h
-    backend/corebackenddevice.h
     backend/corebackendmanager.h
-    backend/corebackendpartitiontable.h
 )