diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index aaf06f779..b23e4206c 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -103,6 +103,7 @@ endif()
 set(Magnum_HEADERS
     AbstractFramebuffer.h
     AbstractImage.h
+    AbstractObject.h
     AbstractResourceLoader.h
     AbstractShaderProgram.h
     AbstractTexture.h