diff --git a/gparted.in b/gparted.in
index 179ea1d6..bf656f0b 100755
--- a/gparted.in
+++ b/gparted.in
@@ -46,6 +46,13 @@ if pidof gpartedbin 1> /dev/null; then
 	exit 1
 fi
 
+#  Only permit GParted to launch if Rescuezilla (Clonezilla GUI) is not running.
+#
+if test "x`ps -e | grep rescuezillapy`" != "x"; then
+	display_msg "Cannot launch GParted because the process rescuezillapy is running.\n\nClose Rescuezilla then try again."
+	exit 1
+fi
+
 #
 #  Define base command for executing GParted
 #