diff --git a/lib/core/decorators.py b/lib/core/decorators.py
index 33a7a074f..8ddf00c63 100644
--- a/lib/core/decorators.py
+++ b/lib/core/decorators.py
@@ -28,7 +28,7 @@ def cachedmethod(f):
     >>> __ = cachedmethod(lambda *args, **kwargs: args[0])
     >>> __(2)
     2
-    >>> __ = cachedmethod(lambda *args, **kwargs: list(kwargs.values())[0])
+    >>> __ = cachedmethod(lambda *args, **kwargs: next(iter(kwargs.values())))
     >>> __(foobar=3)
     3
 
diff --git a/lib/core/option.py b/lib/core/option.py
index fbc2981a1..524945510 100644
--- a/lib/core/option.py
+++ b/lib/core/option.py
@@ -347,7 +347,7 @@ def _setCrawler():
         if conf.url:
             crawl(conf.url)
         elif conf.requestFile and kb.targets:
-            target = list(kb.targets)[0]
+            target = next(iter(kb.targets))
             crawl(target[0], target[2], target[3])
 
 def _doSearch():
@@ -1735,8 +1735,7 @@ def _cleanupOptions():
             conf.__setitem__(_, True)
 
     if conf.noCast:
-        for _ in list(DUMP_REPLACEMENTS.keys()):
-            del DUMP_REPLACEMENTS[_]
+        DUMP_REPLACEMENTS.clear()
 
     if conf.dumpFormat:
         conf.dumpFormat = conf.dumpFormat.upper()
diff --git a/lib/core/settings.py b/lib/core/settings.py
index ff76fd06e..f85ea0287 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -18,7 +18,7 @@ from lib.core.enums import OS
 from thirdparty.six import unichr as _unichr
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.4.1.59"
+VERSION = "1.4.1.60"
 TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
 TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
 VERSION_STRING = "sqlmap/%s#%s" % ('.'.join(VERSION.split('.')[:-1]) if VERSION.count('.') > 2 and VERSION.split('.')[-1] == '0' else VERSION, TYPE)