diff --git a/python/ql/src/Security/CWE-020/HostnameRegexpShared.qll b/python/ql/src/Security/CWE-020/HostnameRegexpShared.qll
index 2192951f76d..5e9bc406512 100644
--- a/python/ql/src/Security/CWE-020/HostnameRegexpShared.qll
+++ b/python/ql/src/Security/CWE-020/HostnameRegexpShared.qll
@@ -53,7 +53,7 @@ predicate matchesBeginningOfString(RegExpTerm term) {
 }
 
 /**
- * Holds if the given sequence contains top-level domain preceded by a dot, such as `.com`,
+ * Holds if the given sequence `seq` contains top-level domain preceded by a dot, such as `.com`,
  * excluding cases where this is at the very beginning of the regexp.
  *
  * `i` is bound to the index of the last child in the top-level domain part.
diff --git a/ruby/ql/src/queries/security/cwe-020/HostnameRegexpShared.qll b/ruby/ql/src/queries/security/cwe-020/HostnameRegexpShared.qll
index 2192951f76d..5e9bc406512 100644
--- a/ruby/ql/src/queries/security/cwe-020/HostnameRegexpShared.qll
+++ b/ruby/ql/src/queries/security/cwe-020/HostnameRegexpShared.qll
@@ -53,7 +53,7 @@ predicate matchesBeginningOfString(RegExpTerm term) {
 }
 
 /**
- * Holds if the given sequence contains top-level domain preceded by a dot, such as `.com`,
+ * Holds if the given sequence `seq` contains top-level domain preceded by a dot, such as `.com`,
  * excluding cases where this is at the very beginning of the regexp.
  *
  * `i` is bound to the index of the last child in the top-level domain part.