diff --git a/03-core-features/filters/included-file.md b/03-core-features/filters/included-file.md
index e69de29b..ce184993 100644
--- a/03-core-features/filters/included-file.md
+++ b/03-core-features/filters/included-file.md
@@ -0,0 +1 @@
+Adding something...