diff --git a/src/puml/class_diagram_generator.h b/src/puml/class_diagram_generator.h
index 7bc0c6a0..abef96dd 100644
--- a/src/puml/class_diagram_generator.h
+++ b/src/puml/class_diagram_generator.h
@@ -99,7 +99,7 @@ public:
         else
             ostr << "class ";
 
-        ostr << namespace_relative(m_config.using_namespace, c.name) << " {"
+        ostr << ns_relative(m_config.using_namespace, c.name) << " {"
              << std::endl;
 
         //
@@ -149,9 +149,9 @@ public:
         }
 
         for (const auto &r : c.relationships) {
-            ostr << namespace_relative(m_config.using_namespace, c.name) << " "
+            ostr << ns_relative(m_config.using_namespace, c.name) << " "
                  << to_string(r.type) << " "
-                 << namespace_relative(m_config.using_namespace, r.destination);
+                 << ns_relative(m_config.using_namespace, r.destination);
             if (!r.label.empty())
                 ostr << " : " << r.label;
 
@@ -161,8 +161,8 @@ public:
 
     void generate(const enum_ &e, std::ostream &ostr) const
     {
-        ostr << "Enum " << namespace_relative(m_config.using_namespace, e.name)
-             << " {" << std::endl;
+        ostr << "Enum " << ns_relative(m_config.using_namespace, e.name) << " {"
+             << std::endl;
 
         for (const auto &enum_constant : e.constants) {
             ostr << enum_constant << std::endl;
diff --git a/src/puml/sequence_diagram_generator.h b/src/puml/sequence_diagram_generator.h
index 50ef04af..29950fea 100644
--- a/src/puml/sequence_diagram_generator.h
+++ b/src/puml/sequence_diagram_generator.h
@@ -65,8 +65,8 @@ public:
 
     void generate_call(const message &m, std::ostream &ostr) const
     {
-        const auto from = namespace_relative(m_config.using_namespace, m.from);
-        const auto to = namespace_relative(m_config.using_namespace, m.to);
+        const auto from = ns_relative(m_config.using_namespace, m.from);
+        const auto to = ns_relative(m_config.using_namespace, m.to);
 
         ostr << '"' << from << "\" "
              << "->"
@@ -76,9 +76,8 @@ public:
     void generate_return(const message &m, std::ostream &ostr) const
     {
         if ((m.from != m.to) && (m.return_type != "void")) {
-            const auto from =
-                namespace_relative(m_config.using_namespace, m.from);
-            const auto to = namespace_relative(m_config.using_namespace, m.to);
+            const auto from = ns_relative(m_config.using_namespace, m.from);
+            const auto to = ns_relative(m_config.using_namespace, m.to);
 
             ostr << '"' << to << "\" "
                  << "-->"
@@ -89,7 +88,7 @@ public:
     void generate_activity(const activity &a, std::ostream &ostr) const
     {
         for (const auto &m : a.messages) {
-            const auto to = namespace_relative(m_config.using_namespace, m.to);
+            const auto to = ns_relative(m_config.using_namespace, m.to);
             generate_call(m, ostr);
             ostr << "activate " << '"' << to << '"' << std::endl;
             if (m_model.sequences.find(m.to_usr) != m_model.sequences.end())
diff --git a/src/util/util.h b/src/util/util.h
index 148459d9..3a5ab466 100644
--- a/src/util/util.h
+++ b/src/util/util.h
@@ -47,7 +47,7 @@ std::vector<std::string> split(std::string str, std::string delimiter)
     return result;
 }
 
-std::string namespace_relative(
+std::string ns_relative(
     const std::vector<std::string> &namespaces, const std::string &n)
 {
     for (const auto &ns : namespaces) {