diff --git a/device-types/ONLINE USV-Systeme/X3000.yaml b/device-types/ONLINE USV-Systeme/X3000.yaml
index 69ca4479c..b118c075d 100644
--- a/device-types/ONLINE USV-Systeme/X3000.yaml	
+++ b/device-types/ONLINE USV-Systeme/X3000.yaml	
@@ -1,5 +1,5 @@
 ---
-manufacturer: Online USV-Systeme
+manufacturer: ONLINE USV-Systeme
 model: Xanto 3000
 slug: online-usv-systeme-xanto-3000
 part_number: X3000