diff --git a/debian/postinst b/debian/postinst
index 835b43c..0063a9b 100644
--- a/debian/postinst
+++ b/debian/postinst
@@ -1,5 +1,5 @@
 #!/bin/sh
 
-if [ ! -x /usr/bin/rpi-imager.AppImage ]; then
-    chmod +x /usr/bin/rpi-imager.AppImage
+if [ ! -x /usr/bin/rpi-imager ]; then
+    chmod +x /usr/bin/rpi-imager
 fi
\ No newline at end of file