diff --git a/gen-kdump-conf.sh b/gen-kdump-conf.sh
index a9f124f..b571ea4 100755
--- a/gen-kdump-conf.sh
+++ b/gen-kdump-conf.sh
@@ -23,7 +23,8 @@ generate()
 #           - whether to reset kernel crashkernel to new default value
 #             or not when kexec-tools updates the default crashkernel value and
 #             existing kernels using the old default kernel crashkernel value.
-#             The default value is yes.
+#             The default value is yes. Note the user-specified value will be
+#             overwritten to the default crahskernel value.
 #
 # raw <partition>
 #           - Will dd /proc/vmcore into <partition>.