diff --git a/crates/huginn-daemon/src/sources/chunk.rs b/crates/huginn-daemon/src/sources/chunk.rs
index 279541c..394d0ad 100644
--- a/crates/huginn-daemon/src/sources/chunk.rs
+++ b/crates/huginn-daemon/src/sources/chunk.rs
@@ -2,10 +2,9 @@
 //! holds and a search answers, so its line range is a citation.
 
 /// Bumped whenever the windows or the embedded text would change for the same
-/// blob, or the skip list in `git::skipped_path` changes (an incremental run
-/// never revisits an unchanged path, so only a rebuild drops its old chunks): it is part of every chunk's identity and of the collection's label, so
+/// blob: it is part of every chunk's identity and of the collection's label, so
 /// a change rebuilds the collection instead of mixing two chunkings.
-pub const CHUNKER_VERSION: u32 = 2;
+pub const CHUNKER_VERSION: u32 = 1;
 
 /// The most lines a chunk holds.
 pub const CHUNK_LINES_MAX: usize = 48;
diff --git a/crates/huginn-daemon/src/sources/git.rs b/crates/huginn-daemon/src/sources/git.rs
index 53d42aa..c471cf0 100644
--- a/crates/huginn-daemon/src/sources/git.rs
+++ b/crates/huginn-daemon/src/sources/git.rs
@@ -28,8 +28,10 @@ const LFS_POINTER: &[u8] = b"version https://git-lfs.github.com/spec/v1";
 /// writing: a path with one of these as a component is not indexed.
 const SKIPPED_DIRECTORIES: &[&str] = &[".obsidian", ".voidbot"];
 
-/// Licence texts, whatever their extension: they crowd out a front page.
+/// Licence texts: a file named exactly one of these stems, bare or with a prose
+/// extension. They crowd out a front page; `license.rs` and `Copying.cs` are code.
 const SKIPPED_STEMS: &[&str] = &["license", "licence", "copying"];
+const LICENSE_EXTENSIONS: &[&str] = &["", "md", "txt", "rst"];
 
 /// Whether a path is not worth reading, by name alone.
 pub fn skipped_path(path: &str) -> bool {
@@ -41,9 +43,8 @@ pub fn skipped_path(path: &str) -> bool {
     if SKIPPED_NAMES.contains(&name.as_str()) {
         return true;
     }
-    let stem = name.split('.').next().unwrap_or("");
-    let extension = name.rsplit_once('.').map_or("", |(_, extension)| extension);
-    SKIPPED_STEMS.contains(&stem) || extension == "provenance" || SKIPPED_EXTENSIONS.contains(&extension)
+    let (stem, extension) = name.rsplit_once('.').unwrap_or((&name, ""));
+    (SKIPPED_STEMS.contains(&stem) && LICENSE_EXTENSIONS.contains(&extension)) || extension == "provenance" || SKIPPED_EXTENSIONS.contains(&extension)
 }
 
 /// The text of a blob worth indexing, or `None`: a NUL byte, bytes that are
@@ -200,12 +201,13 @@ mod tests {
     #[test]
     fn binary_unity_and_lock_paths_are_skipped_by_name_and_source_is_not() {
         for path in ["a.png", "dir/B.PNG", "x.lock", "Assets/a.prefab", "Assets/a.unity", "a.cs.meta", "p/package-lock.json", "Cargo.lock",
-            ".obsidian/app.json", "vault/.obsidian/appearance.json", ".voidbot/packets/a.json", "LICENSE", "LICENSE.md", "sub/licence.txt", "COPYING",
-            "bundle.provenance", "x/bundle.provenance"] {
+            ".obsidian/app.json", "vault/.obsidian/appearance.json", ".voidbot/packets/a.json", "LICENSE", "LICENSE.md", "sub/licence.txt", "COPYING", "COPYING.rst", "x/.Obsidian/a.md", "x/.VoidBot/p.json",
+            "bundle.provenance", "x/bundle.provenance", ".provenance"] {
             assert!(skipped_path(path), "{path}");
         }
         for path in ["src/main.rs", "README.md", "docs/lock.md", "Assets/Scripts/Player.cs", "Makefile", ".gitignore", "locksmith",
-            "docs/x.md", "src/obsidian_notes.rs", "docs/licensing.md", "docs/obsidian/notes.md", "provenance.md"] {
+            "docs/x.md", "src/obsidian_notes.rs", "docs/licensing.md", "docs/obsidian/notes.md", "provenance.md",
+            "src/license.rs", "crates/x/src/license.rs", "Copying.cs", "LICENSE-MIT", "LICENSE.md.bak"] {
             assert!(!skipped_path(path), "{path}");
         }
     }