diff --git a/2019/2019-06-11_basicGitTraining/slides/forks.md b/2019/2019-06-11_basicGitTraining/slides/forks.md
index 3a4f61cd17127ecdde35fe52154da3d65b0a94bf..46abc880bae9f185d52f44d43e6a547ba5a09b27 100644
--- a/2019/2019-06-11_basicGitTraining/slides/forks.md
+++ b/2019/2019-06-11_basicGitTraining/slides/forks.md
@@ -71,7 +71,7 @@ shall **be avoided**!
 
 # How to update my fork?
 
-As you have your own fork, it will not automatically update once the original repository is update.
+As you have your own fork, it will not automatically be updated once the original repository is updated.
 
 ![bulb](slides/img/bulb.png) You have to update it yourself!
 
diff --git a/2019/2019-10-03_basicGitTraining-SIU/slides/forks.md b/2019/2019-10-03_basicGitTraining-SIU/slides/forks.md
index f7572078b396c4858980c5e75140d86b19c0ecad..2295025ff63505991311f09636e91dec6d1927c6 100644
--- a/2019/2019-10-03_basicGitTraining-SIU/slides/forks.md
+++ b/2019/2019-10-03_basicGitTraining-SIU/slides/forks.md
@@ -76,7 +76,7 @@ shall **be avoided**!
 
 # How to update my fork?
 
-As you have your own fork, it will not automatically update once the original repository is update.
+As you have your own fork, it will not automatically be updated once the original repository is updated.
 
 ![bulb](slides/img/bulb.png) You have to update it yourself!