diff --git a/src/core/tamper/rev.py b/src/core/tamper/rev.py
index 55993592e2..b667a40e0d 100644
--- a/src/core/tamper/rev.py
+++ b/src/core/tamper/rev.py
@@ -32,7 +32,7 @@ def tamper(payload):
   if settings.EXPLOITATION_PHASE:
     if settings.USER_APPLIED_CMD in settings.RAW_PAYLOAD:
       if settings.USE_BACKTICKS:
-        rev_cmd = "`echo " + settings.USER_APPLIED_CMD[::-1] + "|rev`"
+        rev_cmd = "\\`echo " + settings.USER_APPLIED_CMD[::-1] + "|rev\\`"
       else:
         rev_cmd = "$(echo " + settings.USER_APPLIED_CMD[::-1] + "|rev)"
       payload = settings.RAW_PAYLOAD.replace(settings.USER_APPLIED_CMD, rev_cmd).replace(settings.SINGLE_WHITESPACE, settings.WHITESPACES[0])
diff --git a/src/utils/settings.py b/src/utils/settings.py
index 7c1d8027f9..15daa009a2 100755
--- a/src/utils/settings.py
+++ b/src/utils/settings.py
@@ -262,7 +262,7 @@ def sys_argv_errors():
 DESCRIPTION = "The command injection exploiter"
 AUTHOR  = "Anastasios Stasinopoulos"
 VERSION_NUM = "4.1"
-REVISION = "3"
+REVISION = "4"
 STABLE_RELEASE = False
 VERSION = "v"
 if STABLE_RELEASE: