diff --git a/data/txt/sha256sums.txt b/data/txt/sha256sums.txt
index 7661f52d3..e0b7074cc 100644
--- a/data/txt/sha256sums.txt
+++ b/data/txt/sha256sums.txt
@@ -188,11 +188,11 @@ c4bfb493a03caf84dd362aec7c248097841de804b7413d0e1ecb8a90c8550bc0  lib/core/readl
 d1bd70c1a55858495c727fbec91e30af267459c8f64d50fabf9e4ee2c007e920  lib/core/replication.py
 1d0f80b0193ac5204527bfab4bde1a7aee0f693fd008e86b4b29f606d1ef94f3  lib/core/revision.py
 d2eb8e4b05ac93551272b3d4abfaf5b9f2d3ac92499a7704c16ed0b4f200db38  lib/core/session.py
-c48a44db58b2dfc611b4c0a0f2637f1b2cd03125e129bd53a4f55920dc7e8b50  lib/core/settings.py
+8e38e7d895f946b8631b9a93e4a52936fd309213816fd9db6f3458b977f49cf8  lib/core/settings.py
 1c5eab9494eb969bc9ce118a2ea6954690c6851cbe54c18373c723b99734bf09  lib/core/shell.py
 4eea6dcf023e41e3c64b210cb5c2efc7ca893b727f5e49d9c924f076bb224053  lib/core/subprocessng.py
 cdd352e1331c6b535e780f6edea79465cb55af53aa2114dcea0e8bf382e56d1a  lib/core/target.py
-6cf11d8b00fa761046686437fe90565e708809f793e88a3f02527d0e49c4d2a8  lib/core/testing.py
+a9b3dca1c17f56bed8e07973c7f8603932012931947633781f7523c05cb2bed2  lib/core/testing.py
 2194ffd7891a9c6c012fb93e76222e33e85e49e6f1d351cd7664c5d306ebc675  lib/core/threads.py
 6f61e7946e368ee1450c301aaf5a26381a8ae31fc8bffa28afc9383e8b1fbc3f  lib/core/unescaper.py
 8919863be7a86f46d2c41bd30c0114a55a55c5931be48e3cfc66dfa96b7109c8  lib/core/update.py
diff --git a/lib/core/settings.py b/lib/core/settings.py
index d69be432a..898803167 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 = "1.9.12.48"
+VERSION = "1.9.12.49"
 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)
diff --git a/lib/core/testing.py b/lib/core/testing.py
index 1e0e34349..2c0323b39 100644
--- a/lib/core/testing.py
+++ b/lib/core/testing.py
@@ -80,6 +80,7 @@ def vulnTest():
 
     retVal = True
     count = 0
+    cleanups = []
 
     while True:
         address, port = "127.0.0.1", random.randint(10000, 65535)
@@ -130,9 +131,11 @@ def vulnTest():
 
     handle, config = tempfile.mkstemp(suffix=".conf")
     os.close(handle)
+    cleanups.append(config)
 
     handle, database = tempfile.mkstemp(suffix=".sqlite")
     os.close(handle)
+    cleanups.append(database)
 
     with sqlite3.connect(database) as conn:
         c = conn.cursor()
@@ -140,12 +143,15 @@ def vulnTest():
 
     handle, request = tempfile.mkstemp(suffix=".req")
     os.close(handle)
+    cleanups.append(request)
 
     handle, log = tempfile.mkstemp(suffix=".log")
     os.close(handle)
+    cleanups.append(log)
 
     handle, multiple = tempfile.mkstemp(suffix=".lst")
     os.close(handle)
+    cleanups.append(multiple)
 
     content = "POST / HTTP/1.0\nUser-Agent: foobar\nHost: %s:%s\n\nid=1\n" % (address, port)
     with open(request, "w+") as f:
@@ -207,6 +213,12 @@ def vulnTest():
     else:
         logger.error("vuln test final result: FAILED")
 
+    for filename in cleanups:
+        try:
+            os.remove(filename)
+        except:
+            pass
+
     return retVal
 
 def smokeTest():