diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 282ce3f1..68ba87d6 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -315,8 +315,8 @@
Not available
- -1
- - 300
- 900
+ - 1800
- 3600
- 7200
- 14400
@@ -324,8 +324,8 @@
- Only manually
- - Every 5 minutes
- Every 15 minutes
+ - Every 30 minutes
- Every hour
- Every 2 hours
- Every 4 hours