diff --git a/tests/sequence/outer-lifeline/.gitignore b/tests/sequence/outer-lifeline/.gitignore
new file mode 100644
index 0000000..40223be
--- /dev/null
+++ b/tests/sequence/outer-lifeline/.gitignore
@@ -0,0 +1,4 @@
+# generated by tytanic, do not edit
+
+diff/**
+out/**
diff --git a/tests/sequence/outer-lifeline/ref/1.png b/tests/sequence/outer-lifeline/ref/1.png
new file mode 100644
index 0000000..a5f7d1f
Binary files /dev/null and b/tests/sequence/outer-lifeline/ref/1.png differ
diff --git a/tests/sequence/outer-lifeline/ref/2.png b/tests/sequence/outer-lifeline/ref/2.png
new file mode 100644
index 0000000..d2a82c4
Binary files /dev/null and b/tests/sequence/outer-lifeline/ref/2.png differ
diff --git a/tests/sequence/outer-lifeline/test.typ b/tests/sequence/outer-lifeline/test.typ
new file mode 100644
index 0000000..4bde480
--- /dev/null
+++ b/tests/sequence/outer-lifeline/test.typ
@@ -0,0 +1,29 @@
+#set page(width: auto, height: auto)
+#import "/src/lib.typ": *
+
+#let make-diagram(_seq) = {
+  diagram({
+    _par("a")
+    _par("b")
+    _par("c")
+    _seq("a", "b")
+    _seq("c", "b")
+    _seq("a", "b", enable-dst: true)
+    _seq("a", "b")
+    _seq("c", "b")
+    _seq("a", "b", enable-dst: true)
+    _seq("a", "b")
+    _seq("c", "b")
+    _seq("a", "b", enable-dst: true)
+    _seq("a", "b")
+    _seq("c", "b")
+
+    _evt("b", "disable")
+    _evt("b", "disable")
+    _evt("b", "disable")
+  })
+}
+
+#make-diagram(_seq)
+#pagebreak()
+#make-diagram(_seq.with(outer-lifeline-connect: true))