diff --git a/cpp/ql/src/Security/CWE/CWE-190/TaintedAllocationSize.ql b/cpp/ql/src/Security/CWE/CWE-190/TaintedAllocationSize.ql
index 75cac365a1ad..84a10ec082b4 100644
--- a/cpp/ql/src/Security/CWE/CWE-190/TaintedAllocationSize.ql
+++ b/cpp/ql/src/Security/CWE/CWE-190/TaintedAllocationSize.ql
@@ -9,6 +9,7 @@
  * @tags reliability
  *       security
  *       external/cwe/cwe-190
+ *       external/cwe/cwe-789
  */
 
 import cpp