diff --git a/ql/src/codeql_ruby/ast/Literal.qll b/ql/src/codeql_ruby/ast/Literal.qll
index fbf06f0e8cb..6a6cfc9ab5c 100644
--- a/ql/src/codeql_ruby/ast/Literal.qll
+++ b/ql/src/codeql_ruby/ast/Literal.qll
@@ -47,6 +47,7 @@ class IntegerLiteral extends NumericLiteral, TIntegerLiteral {
 
   final override string getValueText() { result = g.getValue() }
 
+  /** Gets the numerical value of this integer literal. */
   final int getValue() {
     exists(string s, string values, string str |
       s = this.getValueText().toLowerCase() and