diff --git a/selected/compilers.md b/selected/compilers.md
index 40996bd..ec6100b 100644
--- a/selected/compilers.md
+++ b/selected/compilers.md
@@ -41,7 +41,7 @@ ok what do we want to cover
 - semantic analysis / type checking
 
 |Star| Title                         | Page |
-|    |-------------------------------|------|
+|----|-------------------------------|------|
 |    | Wikipedia                     | https://en.wikipedia.org/wiki/Compiler#Front_end |
 |    | Compiler Design - SA          | https://www.tutorialspoint.com/compiler_design/compiler_design_semantic_analysis.htm |
 |*   | What is Semantic Analysis?    | https://home.adelphi.edu/~siegfried/cs372/372l8.pdf |