diff --git a/lib/core/settings.py b/lib/core/settings.py
index 55237522e..5042137f5 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -19,7 +19,7 @@ from lib.core.enums import OS
 from lib.core.revision import getRevisionNumber
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.0.5.1"
+VERSION = "1.0.5.2"
 REVISION = getRevisionNumber()
 STABLE = VERSION.count('.') <= 2
 VERSION_STRING = "sqlmap/%s#%s" % (VERSION, "stable" if STABLE else "dev")
diff --git a/lib/request/connect.py b/lib/request/connect.py
index c310be00d..74f2a91e3 100644
--- a/lib/request/connect.py
+++ b/lib/request/connect.py
@@ -613,8 +613,12 @@ class Connect(object):
             elif "forcibly closed" in tbMsg or "Connection is already closed" in tbMsg:
                 warnMsg = "connection was forcibly closed by the target URL"
             elif "timed out" in tbMsg:
-                singleTimeWarnMessage("turning off pre-connect mechanism because of connection time out(s)")
-                conf.disablePrecon = True
+                if not conf.disablePrecon:
+                    singleTimeWarnMessage("turning off pre-connect mechanism because of connection time out(s)")
+                    conf.disablePrecon = True
+
+                    if kb.testMode and kb.testType not in (PAYLOAD.TECHNIQUE.TIME, PAYLOAD.TECHNIQUE.STACKED):
+                        kb.responseTimes.clear()
 
                 if kb.testMode and kb.testType not in (None, PAYLOAD.TECHNIQUE.TIME, PAYLOAD.TECHNIQUE.STACKED):
                     singleTimeWarnMessage("there is a possibility that the target (or WAF) is dropping 'suspicious' requests")