diff --git a/atlasbot/engine/answerer/spine.py b/atlasbot/engine/answerer/spine.py
index 3f9c80c..45c6472 100644
--- a/atlasbot/engine/answerer/spine.py
+++ b/atlasbot/engine/answerer/spine.py
@@ -72,8 +72,11 @@ def _spine_lines(lines: list[str]) -> dict[str, str]:
     return spine
 
 
+_NODES_PREFIX = "nodes:"
+
+
 def _spine_nodes(lines: list[str], spine: dict[str, str]) -> None:
-    nodes_line = _line_starting_with(lines, "nodes:")
+    nodes_line = _line_starting_with(lines, _NODES_PREFIX)
     if nodes_line:
         spine["nodes_count"] = nodes_line
         spine["nodes_ready"] = nodes_line