diff --git a/lib/request/connect.py b/lib/request/connect.py
index a50c724ec..05f630752 100644
--- a/lib/request/connect.py
+++ b/lib/request/connect.py
@@ -545,15 +545,15 @@ class Connect:
         if not place:
             place = kb.injection.place or PLACE.GET
 
+        if timeBasedCompare:
+            value = value.replace("[SLEEPTIME]", str(conf.timeSec))
+
         raise404 = place != PLACE.URI if raise404 is None else raise404
 
         payload = agent.extractPayload(value)
         threadData = getCurrentThreadData()
 
         if payload:
-            if timeBasedCompare:
-                payload = payload.replace("[SLEEPTIME]", str(conf.timeSec))
-
             if kb.tamperFunctions:
                 for function in kb.tamperFunctions:
                     payload = function(payload)