diff --git a/src/constants/classRoutine.tsx b/src/constants/classRoutine.tsx
index 1bcc79b..48ff7a7 100644
--- a/src/constants/classRoutine.tsx
+++ b/src/constants/classRoutine.tsx
@@ -556,8 +556,8 @@ export const classRoutine = {
         ["*", ""],
       ],
       b: [
+        [subjects.sem3.NM, ""],
         [subjects.sem3.CG, ""],
-        [subjects.sem3.Stats2, ""],
         ["*", ""],
       ],
     },
@@ -571,8 +571,8 @@ export const classRoutine = {
       ],
       b: [
         [subjects.sem3.DSA, ""],
-        [subjects.sem3.CG, ""],
         [subjects.sem3.Stats2, ""],
+        [subjects.sem3.Stats2, "LAB E"],
         ["*", ""],
       ],
     },
@@ -585,9 +585,9 @@ export const classRoutine = {
         ["*", ""],
       ],
       b: [
-        [subjects.sem3.DSA, ""],
-        [subjects.sem3.Stats2, ""],
-        [subjects.sem3.NM, ""],
+        [subjects.sem3.DSA, "LAB F"],
+        [subjects.sem3.Stats2, "PTA"],
+        [subjects.sem3.NM, "LAB E"],
         ["*", ""],
       ],
     },
@@ -630,8 +630,8 @@ export const classRoutine = {
         ["*", ""],
       ],
       b: [
-        [subjects.sem3.NM, ""],
-        [subjects.sem3.CA, ""],
+        [subjects.sem3.CG, "LAB D"],
+        [subjects.sem3.CA, "LAB A"],
         ["*", ""],
         ["*", ""],
       ],