diff --git a/cves/CVE-2017-7529.yaml b/cves/CVE-2017-7529.yaml
index 62276d5e39..9d9afdea2d 100644
--- a/cves/CVE-2017-7529.yaml
+++ b/cves/CVE-2017-7529.yaml
@@ -18,7 +18,13 @@ requests:
           Range: bytes=-17208,-9223372036854758792
           Accept-Encoding: gzip, deflate
           Connection: close
+          
+    matchers-condition: and
     matchers:
       - type: status
         status:
           - 206
+      - type: word
+        words:
+          - nginx
+        part: header