diff --git a/lib/controller/checks.py b/lib/controller/checks.py
index 768f79674..7d8243e10 100644
--- a/lib/controller/checks.py
+++ b/lib/controller/checks.py
@@ -744,10 +744,14 @@ def heuristicCheckSqlInjection(place, parameter):
     while '\'' not in randStr:
         randStr = randomStr(length=10, alphabet=HEURISTIC_CHECK_ALPHABET)
 
+    kb.heuristicMode = True
+
     payload = "%s%s%s" % (prefix, randStr, suffix)
     payload = agent.payload(place, parameter, newValue=payload)
     page, _ = Request.queryPage(payload, place, content=True, raise404=False)
 
+    kb.heuristicMode = False
+
     parseFilePaths(page)
     result = wasLastResponseDBMSError()
 
diff --git a/lib/core/common.py b/lib/core/common.py
old mode 100644
new mode 100755
index d581795fd..ec108eda3
--- a/lib/core/common.py
+++ b/lib/core/common.py
@@ -2880,7 +2880,7 @@ def removeReflectiveValues(content, payload, suppressWarning=False):
                     regex = REFLECTED_REPLACEMENT_REGEX.join(parts[1:])
                     retVal = re.sub(r"(?i)\b%s\b" % regex, REFLECTED_VALUE_MARKER, retVal)
 
-            if retVal != content:
+            if retVal != content and not kb.heuristicMode:
                 kb.reflectiveCounters[REFLECTIVE_COUNTER.HIT] += 1
                 if not suppressWarning:
                     warnMsg = "reflective value(s) found and filtering out"
diff --git a/lib/core/option.py b/lib/core/option.py
index 526d35d30..951e83310 100644
--- a/lib/core/option.py
+++ b/lib/core/option.py
@@ -1599,6 +1599,7 @@ def _setKnowledgeBaseAttributes(flushAll=True):
     kb.forcedDbms = None
     kb.headersFp = {}
     kb.heuristicDbms = None
+    kb.heuristicMode = False
     kb.heuristicTest = None
     kb.hintValue = None
     kb.htmlFp = []