diff --git a/crates/automation/src/tests.rs b/crates/automation/src/tests.rs
index dc2a6f1e..dd236dad 100644
--- a/crates/automation/src/tests.rs
+++ b/crates/automation/src/tests.rs
@@ -400,10 +400,15 @@ fn list_fonts_lists_families_with_styles() {
     let all = call_json(&mut s, "list_fonts", json!({}));
     let fams = all["families"].as_array().unwrap();
     assert!(fams.iter().any(|f| f["family"] == "Inter" && f["origin"] == "bundled"), "{all}");
+    // The query filters by substring: the bundled JetBrains Mono, and any installed family whose
+    // name contains it (JetBrainsMono Nerd Font…) (#149).
     let one = call_json(&mut s, "list_fonts", json!({"query": "jetbrains"}));
-    assert_eq!(one["count"], 1, "{one}");
-    assert_eq!(one["families"][0]["family"], "JetBrains Mono");
-    assert!(one["families"][0]["styles"].as_array().unwrap().contains(&json!("Regular")), "{one}");
+    let matched = one["families"].as_array().unwrap();
+    assert_eq!(one["count"].as_u64(), Some(matched.len() as u64), "{one}");
+    assert!(matched.iter().all(|f| f["family"].as_str().unwrap().to_lowercase().contains("jetbrains")), "{one}");
+    assert!(matched.len() < fams.len(), "the query filters: {one}");
+    let mono = matched.iter().find(|f| f["family"] == "JetBrains Mono").unwrap_or_else(|| panic!("{one}"));
+    assert!(mono["styles"].as_array().unwrap().contains(&json!("Regular")), "{one}");
 }
 
 /// Trained models over MCP (Roto Brush and face tracking): listed with their authors and
@@ -428,12 +433,7 @@ fn trained_models_over_mcp() {
 fn agents_doc_tools_table_is_current() {
     // (Checkouts may have CRLF line endings.)
     let doc = include_str!("../../../docs/agents.md").replace("\r\n", "\n");
-    let table: String = doc
-        .split("### Tools")
-        .nth(1)
-        .and_then(|t| t.split("\n\n").nth(1))
-        .unwrap_or_default()
-        .to_string();
+    let table: String = doc.split("### Tools").nth(1).and_then(|t| t.split("\n\n").nth(1)).unwrap_or_default().to_string();
     assert!(table.starts_with("| Tool |"), "no Tools table");
     let mut missing = vec![];
     for t in crate::tools::catalogue() {