diff --git a/cpp/ql/lib/semmle/code/cpp/dataflow/ExternalFlow.qll b/cpp/ql/lib/semmle/code/cpp/dataflow/ExternalFlow.qll
index 6c60296b56a..a269427971e 100644
--- a/cpp/ql/lib/semmle/code/cpp/dataflow/ExternalFlow.qll
+++ b/cpp/ql/lib/semmle/code/cpp/dataflow/ExternalFlow.qll
@@ -669,7 +669,7 @@ private string getTypeNameWithoutFunctionTemplates(Function f, int n, int remain
   )
 }
 
-/** Gets the `i`'th support template parameter for `templateClass`. */
+/** Gets the `i`'th supported template parameter for `templateClass`. */
 private Locatable getSupportedClassTemplateArgument(Class templateClass, int i) {
   result =
     rank[i + 1](int j, TypeTemplateParameter ttp |