diff --git a/README.md b/README.md
index 5d87a3b72661123200aac379a9ce1f1f2916021a..fa86969e5f441e07e6ea5e077b8b98e612d28bde 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-[PACKAGE]: ../../raw/master/mkp/check_ntp-0.0.4-20240101.mkp "check_ntp-0.0.4-20240101.mkp"
+[PACKAGE]: ../../raw/master/mkp/check_ntp-0.0.5-20240407.mkp "check_ntp-0.0.5-20240407.mkp"
 [NTPLIB]: ../../raw/master/mkp/ntplib-0.4.0.mkp "ntplib-0.4.0.mkp"
 # Active Check NTP
 
diff --git a/mkp/check_ntp-0.0.5-20240407.mkp b/mkp/check_ntp-0.0.5-20240407.mkp
new file mode 100644
index 0000000000000000000000000000000000000000..131f199c1b596004c331b852f930a00f1a6414ed
Binary files /dev/null and b/mkp/check_ntp-0.0.5-20240407.mkp differ
diff --git a/source/checks/check_ntp b/source/checks/check_ntp
index 620b90235d3920023148c377076cb6157edd7936..251d4446da15447d8f40e345fc47cbac7ce405a0 100644
--- a/source/checks/check_ntp
+++ b/source/checks/check_ntp
@@ -10,6 +10,8 @@
 # File  : checks/active_checks_ntp
 #
 # 2022-11-15: changed to use short options, doesn't work with long options
+# 2024-04-07: fixed duplicate use of dispersion_levels instead of delay_levels (ThX bitwiz@froum.checkmk.com)
+#
 
 def check_ntp_arguments(params):
     args = []
@@ -38,7 +40,7 @@ def check_ntp_arguments(params):
         args.append(f'-D {params["dispersion_levels"][0]},{params["dispersion_levels"][1]}')
 
     if 'delay_levels' in params:
-        args.append(f'-d {params["dispersion_levels"][0]},{params["dispersion_levels"][1]}')
+        args.append(f'-d {params["delay_levels"][0]},{params["delay_levels"][1]}')
 
     if 'state_not_synchronized' in params:
         args.append(f'-n {params["state_not_synchronized"]}')
diff --git a/source/packages/check_ntp b/source/packages/check_ntp
index 95fd9dfda07ad5bd845e61cff852e926e97ec2a0..61fbecf45da4ac292789ede1737efe74278c6ac8 100644
--- a/source/packages/check_ntp
+++ b/source/packages/check_ntp
@@ -6,7 +6,7 @@
            'lib': ['nagios/plugins/check_ntp']},
  'name': 'check_ntp',
  'title': 'Active check NTP',
- 'version': '0.0.4-20240101',
+ 'version': '0.0.5-20240407',
  'version.min_required': '2.2.0b1',
- 'version.packaged': '2.2.0p14',
+ 'version.packaged': '2.2.0p24',
  'version.usable_until': '2.3.0b1'}