diff --git a/CMakeLists.txt b/CMakeLists.txt
index faad765..6ba8468 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -170,6 +170,7 @@
     src/plugins_exts.h
     src/plugins_exts_compile.h
     src/plugins_exts_print.h
+    src/plugins_exts/metadata.h
     src/plugins_types.h
     src/printer_data.h
     src/printer_schema.h