diff --git a/src/dead_code_tests.rs b/src/dead_code_tests.rs
index ee67651..0f0924e 100644
--- a/src/dead_code_tests.rs
+++ b/src/dead_code_tests.rs
@@ -52,6 +52,12 @@ fn let_in_inherit_dead() {
     assert_eq!(results[0].name.as_str(), "dead");
 }
 
+#[test]
+fn lambda_arg_alive() {
+    let results = run("alive: alive");
+    assert_eq!(0, results.len());
+}
+
 #[test]
 fn lambda_arg_dead() {
     let results = run("dead: false");
@@ -60,6 +66,12 @@ fn lambda_arg_dead() {
     assert_eq!(results[0].name.as_str(), "dead");
 }
 
+#[test]
+fn lambda_at_alive() {
+    let results = run("alive@{ ... }: alive");
+    assert_eq!(0, results.len());
+}
+
 #[test]
 fn lambda_at_dead() {
     let results = run("dead@{ ... }: false");
@@ -68,6 +80,12 @@ fn lambda_at_dead() {
     assert_eq!(results[0].name.as_str(), "dead");
 }
 
+#[test]
+fn lambda_pattern_alive() {
+    let results = run("{ alive, ... }: alive");
+    assert_eq!(0, results.len());
+}
+
 #[test]
 fn lambda_pattern_dead() {
     let results = run("alive@{ dead, ... }: alive");