diff --git a/src/puml/class_diagram_generator.h b/src/puml/class_diagram_generator.h
index 849f6ce0..0b153195 100644
--- a/src/puml/class_diagram_generator.h
+++ b/src/puml/class_diagram_generator.h
@@ -151,7 +151,7 @@ public:
 
         ostr << class_type << " " << c.alias();
 
-        if(!c.style.empty())
+        if (!c.style.empty())
             ostr << " " << c.style;
 
         ostr << " {" << '\n';
@@ -317,7 +317,7 @@ public:
     {
         ostr << "enum " << e.alias();
 
-        if(!e.style.empty())
+        if (!e.style.empty())
             ostr << " " << e.style;
 
         ostr << " {" << '\n';
diff --git a/tests/t00031/t00031.cc b/tests/t00031/t00031.cc
index e01ff4b9..9e3d1cc0 100644
--- a/tests/t00031/t00031.cc
+++ b/tests/t00031/t00031.cc
@@ -9,14 +9,10 @@ class A {
 };
 
 /// @uml{style[#line.dotted:blue]}
-enum B {
-    one,
-    two,
-    three
-};
+enum B { one, two, three };
 
 /// @uml{style[#pink;line:red;line.bold;text:red]}
-template<typename T> class C {
+template <typename T> class C {
     T ttt;
 };