diff --git a/build/misc/alertmanager_matrix.default b/build/misc/alertmanager_matrix.default
index e11a567..5fed0d8 100644
--- a/build/misc/alertmanager_matrix.default
+++ b/build/misc/alertmanager_matrix.default
@@ -1,5 +1,5 @@
 ADDR=":4051"
-HOMESERVER=http://localhost:8008
-USER_ID=@bot:example.com
+HOMESERVER="http://localhost:8008"
+USER_ID="@bot:example.com"
 TOKEN="<token>"
-ALERTMANAGER:http://localhost:9093
+ALERTMANAGER="http://localhost:9093"