diff --git a/tests/repl/test_engine.rs b/tests/repl/test_engine.rs
index 2538208318..1b74e741f7 100644
--- a/tests/repl/test_engine.rs
+++ b/tests/repl/test_engine.rs
@@ -67,6 +67,14 @@ fn in_with_custom_command() -> TestResult {
     )
 }
 
+#[test]
+fn in_used_twice_and_also_in_pipeline() -> TestResult {
+    run_test(
+        r#"3 | do { let x = $in; let y = $in; $x + $y | $in * 4 }"#,
+        "24",
+    )
+}
+
 #[test]
 fn help_works_with_missing_requirements() -> TestResult {
     run_test(r#"each --help | lines | length"#, "72")