diff --git a/data/txt/sha256sums.txt b/data/txt/sha256sums.txt
index 3df96f834..83b2b58d2 100644
--- a/data/txt/sha256sums.txt
+++ b/data/txt/sha256sums.txt
@@ -170,7 +170,7 @@ d53a8aecab8af8b8da4dc1c74d868f70a38770d34b1fa50cae4532cae7ce1c87  lib/core/compa
 ebe518089733722879f5a13e73020ebe55d46fb7410cacf292ca4ea1d9d1c56a  lib/core/convert.py
 ae500647c4074681749735a4f3b17b7eca44868dd3f39f9cab0a575888ba04a1  lib/core/data.py
 a051955f483b281344ae16ecc1d26f77ea915db0a77a7b62c1a5b80feb2d4d87  lib/core/datatype.py
-1e4e4cb64c0102a6ef07813c5a6b6c74d50f27d1a084f47067d01e382cf32190  lib/core/decorators.py
+da86858cc966861e0f28f8003a151c6b353dfecbdbbeadb73f38c618382b75c4  lib/core/decorators.py
 d573a37bb00c8b65f75b275aa92549683180fb209b75fd0ff3870e3848939900  lib/core/defaults.py
 ce6e1c1766acd95168f7708ddcacaa4a586c21ffc9e92024c4715611c802b60c  lib/core/dicts.py
 c9d1f64648062d7962caf02c4e2e7d84e8feb2a14451146f627112aae889afcd  lib/core/dump.py
@@ -187,7 +187,7 @@ c4bfb493a03caf84dd362aec7c248097841de804b7413d0e1ecb8a90c8550bc0  lib/core/readl
 d1bd70c1a55858495c727fbec91e30af267459c8f64d50fabf9e4ee2c007e920  lib/core/replication.py
 1d0f80b0193ac5204527bfab4bde1a7aee0f693fd008e86b4b29f606d1ef94f3  lib/core/revision.py
 d2eb8e4b05ac93551272b3d4abfaf5b9f2d3ac92499a7704c16ed0b4f200db38  lib/core/session.py
-bf443de2412ceec81399f93923bdbc1575653122edc12c300737466663c491b5  lib/core/settings.py
+a943ba4cf82c077d17bf250e7682ff8bc16ee0e67401fc520e1f6b9a79ba61d3  lib/core/settings.py
 1c5eab9494eb969bc9ce118a2ea6954690c6851cbe54c18373c723b99734bf09  lib/core/shell.py
 4eea6dcf023e41e3c64b210cb5c2efc7ca893b727f5e49d9c924f076bb224053  lib/core/subprocessng.py
 cdd352e1331c6b535e780f6edea79465cb55af53aa2114dcea0e8bf382e56d1a  lib/core/target.py
diff --git a/lib/core/decorators.py b/lib/core/decorators.py
index cf68b1f47..3b9aa60ac 100644
--- a/lib/core/decorators.py
+++ b/lib/core/decorators.py
@@ -16,7 +16,6 @@ from lib.core.threads import getCurrentThreadData
 
 _cache = {}
 _cache_lock = threading.Lock()
-_method_locks = {}
 
 def cachedmethod(f):
     """
@@ -87,14 +86,12 @@ def stackedmethod(f):
     return _
 
 def lockedmethod(f):
+    lock = threading.RLock()
+
     @functools.wraps(f)
     def _(*args, **kwargs):
-        if f not in _method_locks:
-            _method_locks[f] = threading.RLock()
-
-        with _method_locks[f]:
+        with lock:
             result = f(*args, **kwargs)
-
         return result
 
     return _
diff --git a/lib/core/settings.py b/lib/core/settings.py
index 959d60ad0..aeab9d31a 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -19,7 +19,7 @@ from lib.core.enums import OS
 from thirdparty import six
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.9.7.0"
+VERSION = "1.9.7.1"
 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)