diff --git a/seeed-voicecard b/seeed-voicecard
index f693ed3..f8c3986 100755
--- a/seeed-voicecard
+++ b/seeed-voicecard
@@ -150,5 +150,6 @@ fi
 alsactl restore
 
 #Force 3.5mm ('headphone') jack
-amixer -c 1 cset numid=3 1 || true
-
+if [[ "$kernel_ver" =~ ^4\.*$ ]]; then
+    amixer cset numid=3 1 || true
+fi