diff --git a/4a1s/ESR/TP1 -  To Do.md b/4a1s/ESR/TP1 -  To Do.md
index f6bff11..a9d9d64 100644
--- a/4a1s/ESR/TP1 -  To Do.md	
+++ b/4a1s/ESR/TP1 -  To Do.md	
@@ -14,10 +14,10 @@
 
 ## Tarefa 2
 
-- [ ] ex 1
-- [ ] ex 2
-- [ ] ex 3
-- [ ] ex 4
+- [x] ex 1
+- [x] ex 2
+- [x] ex 3
+- [x] ex 4
 - [ ] ex 5
 - [ ] ex 6
 - [ ] ex 7