diff --git a/howto/howto.md b/howto/howto.md
index 14a114774f91743b05c5881680d1b8f464fb6a44..c09d8d5835fd25d8fc55523f7bb5bf34dec1f439 100644
--- a/howto/howto.md
+++ b/howto/howto.md
@@ -59,9 +59,9 @@ submission function to assign reviewees to reviewers.
 
 3. **Upload for review**
 
-	Log back into OLAT and upload each solution for review. Since there
-	is no review step in OLAT, reject students solution and upload the
-	corresponding zip file. This needs to be clearly communicated to
-	students and will still lead to confusion. Students can then
-	download the uploaded zip and conduct and upload a review as an
-	revision in OLAT.
+    Log back into OLAT and upload each solution for review. Since there
+    is no review step in OLAT, reject students solution and upload the
+    corresponding zip file. This needs to be clearly communicated to
+    students and will still lead to confusion. Students can then
+    download the uploaded zip and conduct and upload a review as an
+    revision in OLAT.
diff --git a/participants.md b/participants.md
index 0ad905d2bdd3cd83cf01c49ca41f983ccc17ec5f..60dfeeb802d9cc5c36311021b930e8b096aa6181 100644
--- a/participants.md
+++ b/participants.md
@@ -1,3 +1,3 @@
 | Name              | B-nr    | email                          | email (uni)                             |
 |:-----------------:|:-------:|:------------------------------:|:---------------------------------------:|
-| First Lastname    | BAR0000 | BAR0000@studsum.uni-hamburg.de | first.lastname@studium.uni-hamburg.de   |
+| First Lastname    | BAR0000 | BAR0000@studium.uni-hamburg.de | first.lastname@studium.uni-hamburg.de   |