diff --git a/launch/src/opendev_launch/launch_node.py b/launch/src/opendev_launch/launch_node.py
index a1c034363a..3260e73cb6 100755
--- a/launch/src/opendev_launch/launch_node.py
+++ b/launch/src/opendev_launch/launch_node.py
@@ -136,7 +136,7 @@ def bootstrap_server(server, key, name, volume_device, keep,
         raise Exception("CPU does not support x86-64-v2 (sse4_2)")
 
     cpucount = 0
-    for line in cpuinfo.split(\n):
+    for line in cpuinfo.split('\n'):
         if line.startswith('processor\t:'):
             cpucount = cpucount + 1
     if cpucount < 2: