diff --git a/include/rtkIterationCommands.h b/include/rtkIterationCommands.h
index f9fc5ce58..c59fc4f3b 100644
--- a/include/rtkIterationCommands.h
+++ b/include/rtkIterationCommands.h
@@ -54,9 +54,10 @@ class IterationCommand : public itk::Command
   typedef itk::Command            Superclass;
   typedef itk::SmartPointer<Self> Pointer;
 
-  itkSetMacro(TriggerEvery, unsigned int)
+  itkSetMacro(TriggerEvery, unsigned int);
 
-    void Execute(itk::Object * caller, const itk::EventObject & event) override
+  void
+  Execute(itk::Object * caller, const itk::EventObject & event) override
   {
     Execute((const itk::Object *)caller, event);
   }
@@ -128,13 +129,11 @@ class OutputIterationCommand : public IterationCommand<TCaller>
   typedef itk::SmartPointer<Self>   Pointer;
   itkNewMacro(Self);
 
-  itkSetMacro(FileFormat, std::string)
-
-    protected
-    :
+  itkSetMacro(FileFormat, std::string);
 
-    /** Output file name, where %d is the current iteration number */
-    std::string m_FileFormat;
+protected:
+  /** Output file name, where %d is the current iteration number */
+  std::string m_FileFormat;
 
   void
   Run(const TCaller * caller) override