diff --git a/src/librpitx b/src/librpitx
index dbb26b3..f01bdb6 160000
--- a/src/librpitx
+++ b/src/librpitx
@@ -1 +1 @@
-Subproject commit dbb26b33c7630fe4e3690fbabfb6de0b019c05d2
+Subproject commit f01bdb64bcdb6207f448379193bc0a8accb9aa22
diff --git a/src/pift8/pift8 b/src/pift8/pift8
index 1407025..c8970d9 100755
Binary files a/src/pift8/pift8 and b/src/pift8/pift8 differ
diff --git a/testvfo.sh b/testvfo.sh
index c77e6fa..a103bb7 100755
--- a/testvfo.sh
+++ b/testvfo.sh
@@ -1,3 +1,3 @@
 #!/bin/sh
 
-sudo tune -f "$1"
+sudo ./tune -f "$1"