diff --git a/CHECKPOINT.md b/CHECKPOINT.md
index d806dd7..e8f6920 100644
--- a/CHECKPOINT.md
+++ b/CHECKPOINT.md
@@ -3,7 +3,7 @@
 
 ## Docker Image Checkpoints
 
-These checkpoints refered to [CIS Docker 1.13.0 Benchmark v1.0.0](https://www.cisecurity.org/benchmark/docker/).
+These checkpoints referred to [CIS Docker 1.13.0 Benchmark v1.0.0](https://www.cisecurity.org/benchmark/docker/).
 
 ### CIS-DI-0001
 **Create a user for the container**
@@ -195,4 +195,4 @@ These checkpoints referred to [Linux Best Practices](https://www.cyberciti.biz/t
 ### DKL-LI-0003
 **Only put necessary files**
 
-Check `.cache`, `tmp` and so on directories.
\ No newline at end of file
+Check `.cache`, `tmp` and so on directories.