diff --git a/boot/config-35.txt b/boot/config-35.txt
index e234457..260d670 100644
--- a/boot/config-35.txt
+++ b/boot/config-35.txt
@@ -54,5 +54,5 @@ enable_uart=1
 
 # Enable audio (loads snd_bcm2835)
 dtparam=audio=on
-dtoverlay=tft35a:rotate=90
+dtoverlay=tft35a,rotate=90
 dtoverlay=ads7846,cs=1,penirq=17,penirq_pull=2,speed=1000000,keep_vref_on=1,swapxy=1,pmax=255,xohms=60,xmin=200,xmax=3900,ymin=200,ymax=3900