diff --git a/update b/update
index 45d7837a..4b56ea4b 100755
--- a/update
+++ b/update
@@ -161,14 +161,23 @@ if [ ! -d "/home/pi/PiSSTVpp" ]; then
   
 fi
 
-if [[ $(grep 'SYNCWITHPWM'  /home/pi/rpitx/src/librpitx/src/fskburst.h) ]]; then
-    echo "rpitx already updated"
+if [ ! -d "/home/pi/rpitx" ]; then
+	if [[ $(grep 'SYNCWITHPWM'  /home/pi/rpitx/src/librpitx/src/fskburst.h) ]]; then
+	    echo "rpitx already updated"
+	else
+	    echo "updating rpitx"
+	    cd  /home/pi/rpitx
+	    git pull
+	    ./update.sh
+	    cd
+	fi
 else
-    echo "updating rpitx"
-    cd  /home/pi/rpitx
-    git pull
-    ./update.sh
-    cd
+
+	cd
+	git clone https://github.com/alanbjohnston/rpitx.git
+	cd rpitx
+	./install.sh
+	cd
 fi
 
 if [ ! -d "/home/pi/WiringPi" ]; then