diff --git a/lib/core/settings.py b/lib/core/settings.py
index 6099fc99b..a4fb6d40c 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 = "1.0.8.20"
+VERSION = "1.0.8.21"
 REVISION = getRevisionNumber()
 TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
 TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
diff --git a/lib/request/comparison.py b/lib/request/comparison.py
index 5ca7cd771..a882f842d 100644
--- a/lib/request/comparison.py
+++ b/lib/request/comparison.py
@@ -55,9 +55,6 @@ def _comparison(page, headers, code, getRatioValue, pageLength):
     if page is None and pageLength is None:
         return None
 
-    seqMatcher = threadData.seqMatcher
-    seqMatcher.set_seq1(kb.pageTemplate)
-
     if any((conf.string, conf.notString, conf.regexp)):
         rawResponse = "%s%s" % (listToStrValue(headers.headers) if headers else "", page)
 
@@ -77,6 +74,9 @@ def _comparison(page, headers, code, getRatioValue, pageLength):
     if conf.code:
         return conf.code == code
 
+    seqMatcher = threadData.seqMatcher
+    seqMatcher.set_seq1(kb.pageTemplate)
+
     if page:
         # In case of an DBMS error page return None
         if kb.errorIsNone and (wasLastResponseDBMSError() or wasLastResponseHTTPError()) and not kb.negativeLogic:
diff --git a/txt/checksum.md5 b/txt/checksum.md5
index 0e4069059..f893ba414 100644
--- a/txt/checksum.md5
+++ b/txt/checksum.md5
@@ -45,7 +45,7 @@ e60456db5380840a586654344003d4e6  lib/core/readlineng.py
 5ef56abb8671c2ca6ceecb208258e360  lib/core/replication.py
 99a2b496b9d5b546b335653ca801153f  lib/core/revision.py
 7c15dd2777af4dac2c89cab6df17462e  lib/core/session.py
-6432d4a9a990e1ebc1d1adb15cfba8e9  lib/core/settings.py
+79f4d13de181a1c02ce492312ae4135f  lib/core/settings.py
 7af83e4f18cab6dff5e67840eb65be80  lib/core/shell.py
 23657cd7d924e3c6d225719865855827  lib/core/subprocessng.py
 0bc2fae1dec18cdd11954b22358293f2  lib/core/target.py
@@ -67,7 +67,7 @@ af6b8e1c6eb074b56bbd9cd80aebcd97  lib/parse/payloads.py
 b40a4c5d91770d347df36d3065b63798  lib/parse/sitemap.py
 9299f21804033f099681525bb9bf51c0  lib/request/basicauthhandler.py
 a3e83cfe7e6825fb1b70951ad290d2ae  lib/request/basic.py
-9d757c63413a15222af90d3648de9de3  lib/request/comparison.py
+97fb6323bfb5f941b27cbdb00f9078e1  lib/request/comparison.py
 72a0e7bb1010bb39c6538dbc77eae180  lib/request/connect.py
 49b4c583af68689de5f9acb162de2939  lib/request/direct.py
 1a46f7bb26b23ec0c0d9d9c95828241b  lib/request/dns.py