diff --git a/OldVersions/SNU_2D_ProgrammingTools_REPOLIST/!OldVersions/1/1-100/README.txt b/OldVersions/SNU_2D_ProgrammingTools_REPOLIST/!OldVersions/1/1-100/README.txt
index 142a08b39..456556f41 100644
--- a/OldVersions/SNU_2D_ProgrammingTools_REPOLIST/!OldVersions/1/1-100/README.txt
+++ b/OldVersions/SNU_2D_ProgrammingTools_REPOLIST/!OldVersions/1/1-100/README.txt
@@ -2,7 +2,7 @@
 //// SNU_2D_ProgrammingTools_REPOLIST.urll
 //// https://github.com/seanpm2001/URLL-Specification
 //// A list of all SNU Programming Tools repositories by @seanpm2001
-//// As of 2025, Friday, January 17th
+//// As of 2025, Monday, January 20th
 
 //// ----------------------------------------------------- \\\\
 
@@ -895,10 +895,11 @@ https://github.com/seanpm2001/SNU_2D_ProgrammingTools_IDE_Prisma
 https://github.com/seanpm2001/SNU_2D_ProgrammingTools_IDE_Promela
 https://github.com/seanpm2001/SNU_2D_ProgrammingTools_IDE_Pyret
 https://github.com/seanpm2001/SNU_2D_ProgrammingTools_IDE_Shen
+https://github.com/seanpm2001/SNU_2D_ProgrammingTools_IDE_ATS
 
-//// Repo count: 865
+//// Repo count: 866
 
-//// 1+9+1+4+850=865
+//// 1+9+1+4+851=866
 
 //// ----------------------------------------------------- \\\\
 
@@ -913,16 +914,16 @@ https://github.com/seanpm2001/Seanpm2001-Learn
 
 //// ----------------------------------------------------- \\\\
 
-//// Total repo count: 871 (not including Learn repositories out of the 6 scope, as this would raise the count above 1,000, and wouldn't be necessary)
+//// Total repo count: 872 (not including Learn repositories out of the 6 scope, as this would raise the count above 1,000, and wouldn't be necessary)
 
-//// 865+6=871
+//// 866+6=872
 
 //// ----------------------------------------------------- \\\\
 
 //// File info
 //// File type: URLL v3 list file (*.urll)
-//// File version: 71 (2025, Friday, January 17th at 06:46 pm PST)
-//// Line count (including blank lines and compiler line): 930
+//// File version: 72 (2025, Monday, January 20th at 04:27 pm PST)
+//// Line count (including blank lines and compiler line): 931
 
 //// ----------------------------------------------------- \\\\