diff --git a/homeassistant/components/samsungtv/media_player.py b/homeassistant/components/samsungtv/media_player.py
index 6f928e830dc..7917bcd12a9 100644
--- a/homeassistant/components/samsungtv/media_player.py
+++ b/homeassistant/components/samsungtv/media_player.py
@@ -28,8 +28,8 @@ DEFAULT_TIMEOUT = 1
 KEY_PRESS_TIMEOUT = 1.2
 KNOWN_DEVICES_KEY = 'samsungtv_known_devices'
 SOURCES = {
-    'TV': 'KEY_DTV',
-    'HDMI': 'KEY_HDMI'
+    'TV': 'KEY_TV',
+    'HDMI': 'KEY_HDMI',
 }
 
 SUPPORT_SAMSUNGTV = SUPPORT_PAUSE | SUPPORT_VOLUME_STEP | \