diff --git a/src/FilenameVariable.h b/src/FilenameVariable.h
index 24af75e..fdf0b47 100644
--- a/src/FilenameVariable.h
+++ b/src/FilenameVariable.h
@@ -45,7 +45,6 @@ class FilenameVariable : public Variable {
 
     void resolve_sub(const ResolveContext& context) override {value.resolve(context);}
     void print_definition(std::ostream& stream) const override;
-    void print_use(std::ostream& stream) const override {} // TODO
     [[nodiscard]] std::string string() const override {return value.string();}
     void collect_filenames(std::vector<Filename>& collector) const {return value.collect_filenames(collector);}
 
diff --git a/src/TextVariable.h b/src/TextVariable.h
index c9bf755..9b05981 100644
--- a/src/TextVariable.h
+++ b/src/TextVariable.h
@@ -42,7 +42,6 @@ class TextVariable: public Variable {
 
     void resolve_sub(const ResolveContext& scope) override;
     void print_definition(std::ostream& stream) const override;
-    void print_use(std::ostream& stream) const override {} // TODO
     [[nodiscard]] std::string string() const override {return value.string();}
 
 private:
diff --git a/src/Variable.h b/src/Variable.h
index c904e27..ec14a60 100644
--- a/src/Variable.h
+++ b/src/Variable.h
@@ -54,7 +54,6 @@ class Variable {
     void resolve(const ResolveContext& context);
     virtual void resolve_sub(const ResolveContext& context) = 0;
     virtual void print_definition(std::ostream& stream) const = 0;
-    virtual void print_use(std::ostream& stream) const = 0;
     [[nodiscard]] virtual std::string string() const = 0;
 
     std::string name;