diff --git a/network/detection/pgsql-detect.yaml b/network/detection/pgsql-detect.yaml
index 2c537c541b..eeaca183d7 100644
--- a/network/detection/pgsql-detect.yaml
+++ b/network/detection/pgsql-detect.yaml
@@ -31,6 +31,7 @@ tcp:
       - "{{Host}}:5432"
     read-size: 2048
 
+    matchers-condition: and
     matchers:
       - type: word
         part: body
@@ -42,3 +43,11 @@ tcp:
           - "user \"nuclei\""         # The user nuclei (sent in request) doesn't exist
           - "database \"nuclei\""     # The db nuclei (sent in request) doesn't exist"
         condition: or
+      - type: word
+        words:
+        - denied
+        - Bad request
+        - HTTP
+        - 400
+        condition: or
+        negative: true