diff --git a/src/config/config.cc b/src/config/config.cc
index 778aba9d..548e2290 100644
--- a/src/config/config.cc
+++ b/src/config/config.cc
@@ -91,6 +91,7 @@ void inheritable_diagram_options::inherit(
     exclude.override(parent.exclude);
     puml.override(parent.puml);
     generate_method_arguments.override(parent.generate_method_arguments);
+    generate_links.override(parent.generate_links);
 }
 
 bool diagram::should_include_entities(const std::string &ent)
@@ -268,6 +269,7 @@ using clanguml::common::model::scope_t;
 using clanguml::config::class_diagram;
 using clanguml::config::config;
 using clanguml::config::filter;
+using clanguml::config::generate_links_config;
 using clanguml::config::hint_t;
 using clanguml::config::layout_hint;
 using clanguml::config::method_arguments;
@@ -439,6 +441,19 @@ template <> struct convert<filter> {
     }
 };
 
+//
+// generate_links_config Yaml decoder
+//
+template <> struct convert<generate_links_config> {
+    static bool decode(const Node &node, generate_links_config &rhs)
+    {
+        if (node["prefix"])
+            rhs.prefix = node["prefix"].as<decltype(rhs.prefix)>();
+
+        return true;
+    }
+};
+
 template <typename T> bool decode_diagram(const Node &node, T &rhs)
 {
     get_option(node, rhs.glob);
@@ -464,6 +479,7 @@ template <> struct convert<class_diagram> {
         get_option(node, rhs.include_relations_also_as_members);
         get_option(node, rhs.generate_method_arguments);
         get_option(node, rhs.generate_packages);
+        get_option(node, rhs.generate_links);
 
         return true;
     }
@@ -479,6 +495,7 @@ template <> struct convert<sequence_diagram> {
             return false;
 
         get_option(node, rhs.start_from);
+        get_option(node, rhs.generate_links);
 
         return true;
     }
@@ -494,6 +511,7 @@ template <> struct convert<package_diagram> {
             return false;
 
         get_option(node, rhs.layout);
+        get_option(node, rhs.generate_links);
 
         return true;
     }
@@ -545,6 +563,7 @@ template <> struct convert<config> {
         get_option(node, rhs.puml);
         get_option(node, rhs.generate_method_arguments);
         get_option(node, rhs.generate_packages);
+        get_option(node, rhs.generate_links);
 
         auto diagrams = node["diagrams"];
 
diff --git a/src/config/config.h b/src/config/config.h
index 632b53a3..97493f3b 100644
--- a/src/config/config.h
+++ b/src/config/config.h
@@ -74,6 +74,10 @@ struct layout_hint {
 
 using layout_hints = std::map<std::string, std::vector<layout_hint>>;
 
+struct generate_links_config {
+    std::string prefix;
+};
+
 std::string to_string(const diagram_type t);
 std::string to_string(const hint_t t);
 
@@ -88,6 +92,7 @@ struct inheritable_diagram_options {
     option<method_arguments> generate_method_arguments{
         "generate_method_arguments", method_arguments::full};
     option<bool> generate_packages{"generate_packages", false};
+    option<generate_links_config> generate_links{"generate_links"};
 
     void inherit(const inheritable_diagram_options &parent);
 };
@@ -97,8 +102,6 @@ struct diagram : public inheritable_diagram_options {
 
     virtual diagram_type type() const = 0;
 
-    std::string name;
-
     bool should_include_entities(const std::string &ent);
 
     bool should_include_relationship(const std::string &rel);
@@ -119,6 +122,7 @@ struct diagram : public inheritable_diagram_options {
 
     bool should_include(const common::model::namespace_ &path) const;
 
+    std::string name;
 private:
 };
 
diff --git a/src/config/option.h b/src/config/option.h
index 7d27efe1..e106cdae 100644
--- a/src/config/option.h
+++ b/src/config/option.h
@@ -35,6 +35,7 @@ template <typename T> struct option {
         option_inherit_mode im = option_inherit_mode::override)
         : name{name_}
         , value{initial_value}
+        , has_value{true}
     {
     }
 
@@ -42,6 +43,7 @@ template <typename T> struct option {
     {
         value = v;
         is_declared = true;
+        has_value = true;
     }
 
     void override(const option<T> &o)
@@ -53,6 +55,7 @@ template <typename T> struct option {
                 value = o.value;
 
             is_declared = true;
+            has_value = true;
         }
     }
 
@@ -62,9 +65,12 @@ template <typename T> struct option {
 
     const T &operator()() const { return value; }
 
+    operator bool() const { return has_value; }
+
     std::string name;
     T value;
     bool is_declared{false};
+    bool has_value{false};
     option_inherit_mode inheritance_mode;
 };
 }
diff --git a/tests/test_config.cc b/tests/test_config.cc
index cc11a991..7ccc53d4 100644
--- a/tests/test_config.cc
+++ b/tests/test_config.cc
@@ -34,6 +34,9 @@ TEST_CASE("Test config simple", "[unit-test]")
     CHECK(diagram.generate_method_arguments() ==
         clanguml::config::method_arguments::full);
     CHECK(diagram.generate_packages() == true);
+    CHECK(diagram.generate_links == true);
+    CHECK(diagram.generate_links().prefix ==
+        "https://github.com/bkryza/clang-uml/blob/master/");
 }
 
 TEST_CASE("Test config inherited", "[unit-test]")
@@ -48,6 +51,7 @@ TEST_CASE("Test config inherited", "[unit-test]")
     CHECK(def.glob()[1] == "src/**/*.h");
     CHECK(clanguml::util::contains(def.using_namespace(), "clanguml"));
     CHECK(def.generate_packages() == false);
+    CHECK(def.generate_links == false);
 
     auto &cus = *cfg.diagrams["class_custom"];
     CHECK(cus.type() == clanguml::config::diagram_type::class_diagram);
@@ -55,7 +59,8 @@ TEST_CASE("Test config inherited", "[unit-test]")
     CHECK(cus.glob()[0] == "src/main.cc");
     CHECK(cus.using_namespace().starts_with({"clanguml::ns1"}));
     CHECK(cus.include_relations_also_as_members());
-    CHECK(def.generate_packages() == false);
+    CHECK(cus.generate_packages() == false);
+    CHECK(cus.generate_links == false);
 }
 
 TEST_CASE("Test config includes", "[unit-test]")
diff --git a/tests/test_config_data/simple.yml b/tests/test_config_data/simple.yml
index 698cd3e8..43d4c5e6 100644
--- a/tests/test_config_data/simple.yml
+++ b/tests/test_config_data/simple.yml
@@ -9,6 +9,8 @@ diagrams:
     using_namespace: clanguml
     generate_method_arguments: full
     generate_packages: true
+    generate_links:
+      prefix: https://github.com/bkryza/clang-uml/blob/master/
     include:
       namespaces:
         - clanguml