diff --git a/lib/techniques/error/use.py b/lib/techniques/error/use.py
index ab44866a0..234a24d1e 100644
--- a/lib/techniques/error/use.py
+++ b/lib/techniques/error/use.py
@@ -93,7 +93,7 @@ def __oneShotErrorUse(expression, field):
                 threadData.lastRequestUID else None, re.DOTALL | re.IGNORECASE)
 
             if trimmed:
-                warnMsg  = "trimmed output output detected: "
+                warnMsg  = "trimmed output detected: "
                 warnMsg += trimmed
                 logger.warn(warnMsg)
 
diff --git a/lib/techniques/inband/union/use.py b/lib/techniques/inband/union/use.py
index 866201c86..264a1e2bb 100644
--- a/lib/techniques/inband/union/use.py
+++ b/lib/techniques/inband/union/use.py
@@ -79,7 +79,7 @@ def __oneShotUnionUse(expression, unpack=True):
                 if headers else None), payload, True), re.DOTALL | re.IGNORECASE)
 
         if trimmed:
-            warnMsg  = "trimmed output output detected: "
+            warnMsg  = "trimmed output detected: "
             warnMsg += trimmed
             logger.warn(warnMsg)