diff --git a/scripts/install b/scripts/install
index 659a9da..f77bb81 100644
--- a/scripts/install
+++ b/scripts/install
@@ -220,9 +220,9 @@ deactivate
 
 # Get random values from config
 ynh_print_OFF
-registration_shared_secret=$(egrep "^registration_shared_secret" homeserver.yml | cut -d'"' -f2)
-form_secret=$(egrep "^form_secret" homeserver.yml | cut -d'"' -f2)
-macaroon_secret_key=$(egrep "^macaroon_secret_key" homeserver.yml | cut -d'"' -f2)
+registration_shared_secret=$(egrep "^registration_shared_secret:" homeserver.yml | cut -d'"' -f2)
+form_secret=$(egrep "^form_secret:" homeserver.yml | cut -d'"' -f2)
+macaroon_secret_key=$(egrep "^macaroon_secret_key:" homeserver.yml | cut -d'"' -f2)
 
 # store in yunohost settings
 ynh_app_setting_set --app=$app --key=registration_shared_secret --value="$registration_shared_secret"
diff --git a/scripts/upgrade b/scripts/upgrade
index 7b70f47..46d12f9 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -161,8 +161,8 @@ then
 
     # Get random values from config
     ynh_print_OFF
-    registration_shared_secret=$(egrep "^registration_shared_secret" homeserver.yml | cut -d'"' -f2)
-    form_secret=$(egrep "^form_secret" homeserver.yml | cut -d'"' -f2)
+    registration_shared_secret=$(egrep "^registration_shared_secret:" homeserver.yml | cut -d'"' -f2)
+    form_secret=$(egrep "^form_secret:" homeserver.yml | cut -d'"' -f2)
 
     # store in yunohost settings
     ynh_app_setting_set --app=$app --key=registration_shared_secret --value="$registration_shared_secret"