diff --git a/run/disk.sh b/run/disk.sh
index 6f4c593..4d7e829 100644
--- a/run/disk.sh
+++ b/run/disk.sh
@@ -81,7 +81,7 @@ if [ ! -f "${DATA}" ]; then
 
     if ! fallocate -l "${DATA_SIZE}" "${DATA}"; then
       rm -f "${DATA}"
-      echo "ERROR: Could not allocate file for virtual disk." && exit 87
+      echo "ERROR: Could not allocate a file for the virtual disk." && exit 87
     fi
 
   fi