diff --git a/pyproject.toml b/pyproject.toml
index 7c525a7..2ab2678 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "plba"
-version = "0.3.16"
+version = "0.3.17"
 description = "Platform runtime for business applications"
 readme = "README.md"
 requires-python = ">=3.11"
diff --git a/src/app_runtime/control/trace_presenter.py b/src/app_runtime/control/trace_presenter.py
index 3257b35..d7e47d5 100644
--- a/src/app_runtime/control/trace_presenter.py
+++ b/src/app_runtime/control/trace_presenter.py
@@ -71,7 +71,7 @@ class TraceResponseRenderer:
             f"trace_id: {trace_view.trace_id}",
             f"parent_id: {trace_view.parent_id or ''}",
             *self._child_id_lines(trace_view.child_ids),
-            "--------------------------------------------------",
+            "------------------------------",
         ]
         previous_step: str | None = None
         for record in trace_view.records:
@@ -79,7 +79,7 @@ class TraceResponseRenderer:
             if previous_step is None:
                 lines.append(f"step: {current_step}")
             elif current_step != previous_step:
-                lines.append("--------------------------------------------------")
+                lines.append("------------------------------")
                 lines.append(f"step: {current_step}")
             previous_step = current_step
             lines.append(self._text_message(record, request.include_attrs_json))
@@ -177,7 +177,7 @@ class TraceResponseRenderer:
             self._html_plain_line(f"parent_id: {self._optional_trace_link(trace_view.parent_id, request)}"),
             self._html_plain_line("child_ids:"),
             *(self._html_plain_line(f" - {self._trace_link(child_id, request)}") for child_id in trace_view.child_ids),
-            self._html_plain_line("--------------------------------------------------"),
+            self._html_plain_line("------------------------------"),
         ]
         previous_step: str | None = None
         for record in trace_view.records:
@@ -187,7 +187,7 @@ class TraceResponseRenderer:
                 lines.append(self._html_plain_line(""))
             elif current_step != previous_step:
                 lines.append(self._html_plain_line(""))
-                lines.append(self._html_plain_line("--------------------------------------------------"))
+                lines.append(self._html_plain_line("------------------------------"))
                 lines.append(self._html_step_line(current_step))
                 lines.append(self._html_plain_line(""))
             previous_step = current_step
diff --git a/tests/test_trace_endpoint.py b/tests/test_trace_endpoint.py
index 900cbc5..66560a6 100644
--- a/tests/test_trace_endpoint.py
+++ b/tests/test_trace_endpoint.py
@@ -100,7 +100,7 @@ def test_trace_endpoint_returns_text_when_requested() -> None:
         "child_ids:\n"
         " - child-1\n"
         " - child-2\n"
-        "--------------------------------------------------\n"
+        "------------------------------\n"
         "step: process\n"
         "first error\n"
         "second warning"
@@ -129,7 +129,7 @@ def test_trace_endpoint_appends_attrs_json_in_text_mode() -> None:
         "trace_id: trace-1\n"
         "parent_id: \n"
         "child_ids:\n"
-        "--------------------------------------------------\n"
+        "------------------------------\n"
         "step: process\n"
         'failure, {"attempt":2,"source":"crm"}'
     )
@@ -159,11 +159,11 @@ def test_trace_endpoint_separates_messages_by_step_in_text_mode() -> None:
         "trace_id: trace-1\n"
         "parent_id: \n"
         "child_ids:\n"
-        "--------------------------------------------------\n"
+        "------------------------------\n"
         "step: load_stocks\n"
         "load first\n"
         "load second\n"
-        "--------------------------------------------------\n"
+        "------------------------------\n"
         "step: filter_stocks\n"
         "filter first"
     )
@@ -241,7 +241,7 @@ def test_trace_endpoint_returns_html_page_with_related_links() -> None:
     assert '<div class="line"> - <a href="/traces/child-1?format=html&amp;levels=ERROR%2CWARNING%2CINFO&amp;attrs_json=true">child-1</a></div>' in response.text
     assert '<div class="line"> - <a href="/traces/child-2?format=html&amp;levels=ERROR%2CWARNING%2CINFO&amp;attrs_json=true">child-2</a></div>' in response.text
     assert '<div class="line" style="color: var(--step);">load_stocks</div>' in response.text
-    assert '<div class="line">--------------------------------------------------</div>' in response.text
+    assert '<div class="line">------------------------------</div>' in response.text
     assert '<div class="line" style="color: var(--step);">filter_stocks</div>' in response.text
     assert "loaded prices" in response.text
     assert "filtered suspicious ticker" in response.text