--- FilesCheck.py
+++ FilesCheck.py
@@ -832,6 +832,12 @@
             logrotate_file=res or logrotate_file
             if res and res.group(1) != pkg.name:
                 printError(pkg, 'incoherent-logrotate-file', f)
+            deps=[x[0] for x in pkg.requires()+pkg.recommends()+pkg.suggests()]
+            if res and not ('logrotate' in deps) and pkg.name != "logrotate":
+                printError(pkg, 'missing-dependency-to-logrotate', "for logrotate script", f)
+            if f.startswith('/etc/cron.') \
+               and not ('cron' in deps) and pkg.name != "cron":
+                printError(pkg, 'missing-dependency-to-cron', "for cron script", f)
             link=enreg[3]
             if link != '':
                 ext=compr_regex.search(link)
@@ -1464,6 +1470,18 @@
 if there's no way to produce useful debuginfo out of it, disable creation of
 the debuginfo package.''',
 
+'missing-dependency-to-cron',
+'''This package installs a file in /etc/cron.*/ but
+doesn't require cron to be installed. as cron is not part of the essential packages,
+your package should explicitely require cron to make sure that your cron job is
+executed. If it is an optional feature of your package, recommend or suggest cron.''',
+
+'missing-dependency-to-logrotate',
+'''This package installs a file in /etc/logrotate.d/ but
+doesn't require logrotate to be installed. Because logrotate is not part of the essential packages,
+your package should explicitely depend on logrotate to make sure that your logrotate
+job is executed. If it is an optional feature of your package, recommend or suggest logrotate.''',
+
 'read-error',
 '''This file could not be read.  A reason for this could be that the info about
 it in the rpm header indicates that it is supposed to be a readable normal file