diff --git a/bin/secop-server b/bin/secop-server
index 4776545..d28a307 100755
--- a/bin/secop-server
+++ b/bin/secop-server
@@ -90,11 +90,8 @@ def main(argv=None):
     args = parseArgv(argv[1:])
 
     loglevel = 'debug' if args.verbose else ('error' if args.quiet else 'info')
-    if args.relaxed:
-        generalConfig.defaults['lazy_number_validation'] = True
-        generalConfig.defaults['disable_value_range_check'] = True
-        generalConfig.defaults['legacy_hasiodev'] = True
-        generalConfig.defaults['tolerate_poll_property'] = True
+    generalConfig.defaults = {k: args.relaxed for k in (
+        'lazy_number_validation', 'disable_value_range_check', 'legacy_hasiodev', 'tolerate_poll_property')}
     generalConfig.init(args.gencfg)
     logger.init(loglevel)
 
diff --git a/secop/datatypes.py b/secop/datatypes.py
index f5c31c1..269590b 100644
--- a/secop/datatypes.py
+++ b/secop/datatypes.py
@@ -39,7 +39,6 @@ from secop.properties import HasProperties, Property
 DEFAULT_MIN_INT = -16777216
 DEFAULT_MAX_INT = 16777216
 UNLIMITED = 1 << 64  # internal limit for integers, is probably high enough for any datatype size
-generalConfig.defaults['lazy_number_validation'] = False
 
 Parser = Parser()
 
diff --git a/secop/io.py b/secop/io.py
index 9aad8f8..0dde066 100644
--- a/secop/io.py
+++ b/secop/io.py
@@ -38,7 +38,6 @@ from secop.modules import Attached, Command, \
 from secop.lib import generalConfig
 
 
-generalConfig.defaults['legacy_hasiodev'] = False
 HEX_CODE = re.compile(r'[0-9a-fA-F][0-9a-fA-F]$')
 
 
diff --git a/secop/modules.py b/secop/modules.py
index 322fd0e..2032717 100644
--- a/secop/modules.py
+++ b/secop/modules.py
@@ -39,8 +39,6 @@ from secop.properties import HasProperties, Property
 from secop.logging import RemoteLogHandler, HasComlog
 
 
-generalConfig.defaults['disable_value_range_check'] = False  # check for problematic value range by default
-
 Done = UniqueObject('Done')
 """a special return value for a read/write function