diff --git a/syllabus/1.md b/syllabus/1.md
index 356e9f7..8764405 100644
--- a/syllabus/1.md
+++ b/syllabus/1.md
@@ -75,3 +75,4 @@ Output devices in computing are hardware components that display or output data
 
 # Troubleshooting Network
  - OSI Model
+