diff --git a/rust/extractor/src/qltest.rs b/rust/extractor/src/qltest.rs
index f047271140a2..d6db767a5dc4 100644
--- a/rust/extractor/src/qltest.rs
+++ b/rust/extractor/src/qltest.rs
@@ -51,7 +51,7 @@ path = "main.rs"
 }
 
 fn set_sources(config: &mut Config) -> anyhow::Result<()> {
-    let path_iterator = glob("*.rs").context("globbing test sources")?;
+    let path_iterator = glob("**/*.rs").context("globbing test sources")?;
     config.inputs = path_iterator
         .collect::<Result<Vec<_>, _>>()
         .context("fetching test sources")?;
diff --git a/rust/ql/test/extractor-tests/File/File.expected b/rust/ql/test/extractor-tests/File/File.expected
index 77fee3c3c428..ad701669ab2a 100644
--- a/rust/ql/test/extractor-tests/File/File.expected
+++ b/rust/ql/test/extractor-tests/File/File.expected
@@ -2,3 +2,5 @@
 | a_file.rs:0:0:0:0 | a_file.rs | fromSource: yes |
 | another_file.rs:0:0:0:0 | another_file.rs | fromSource: yes |
 | lib.rs:0:0:0:0 | lib.rs | fromSource: yes |
+| nested.rs:0:0:0:0 | nested.rs | fromSource: yes |
+| nested/file.rs:0:0:0:0 | nested/file.rs | fromSource: yes |
diff --git a/rust/ql/test/extractor-tests/File/nested.rs b/rust/ql/test/extractor-tests/File/nested.rs
new file mode 100644
index 000000000000..9399b146a6d5
--- /dev/null
+++ b/rust/ql/test/extractor-tests/File/nested.rs
@@ -0,0 +1 @@
+mod file;
diff --git a/rust/ql/test/extractor-tests/File/nested/file.rs b/rust/ql/test/extractor-tests/File/nested/file.rs
new file mode 100644
index 000000000000..e69de29bb2d1