diff --git a/Modules/Filtering/Convolution/include/itkConvolutionImageFilterBase.h b/Modules/Filtering/Convolution/include/itkConvolutionImageFilterBase.h
index ae257a19891..9ffdb5e605a 100644
--- a/Modules/Filtering/Convolution/include/itkConvolutionImageFilterBase.h
+++ b/Modules/Filtering/Convolution/include/itkConvolutionImageFilterBase.h
@@ -89,12 +89,15 @@ class ITK_TEMPLATE_EXPORT ConvolutionImageFilterBase : public ImageToImageFilter
 
   /** Typedef to describe the boundary condition. */
   using BoundaryConditionType = ImageBoundaryCondition<TInputImage>;
-  using BoundaryConditionPointerType = BoundaryConditionType *;
+#ifndef ITK_FUTURE_LEGACY_REMOVE
+  using BoundaryConditionPointerType [[deprecated("Please just use `BoundaryConditionType *` instead!")]] =
+    BoundaryConditionType *;
+#endif
   using DefaultBoundaryConditionType = ZeroFluxNeumannBoundaryCondition<TInputImage>;
 
   /** Set/get the boundary condition. */
-  itkSetMacro(BoundaryCondition, BoundaryConditionPointerType);
-  itkGetConstMacro(BoundaryCondition, BoundaryConditionPointerType);
+  itkSetMacro(BoundaryCondition, BoundaryConditionType *);
+  itkGetConstMacro(BoundaryCondition, BoundaryConditionType *);
 
   /** Set/get the image kernel. */
   itkSetInputMacro(KernelImage, KernelImageType);
@@ -157,7 +160,7 @@ class ITK_TEMPLATE_EXPORT ConvolutionImageFilterBase : public ImageToImageFilter
   bool m_Normalize{ false };
 
   DefaultBoundaryConditionType m_DefaultBoundaryCondition{};
-  BoundaryConditionPointerType m_BoundaryCondition{};
+  BoundaryConditionType *      m_BoundaryCondition{};
 
   OutputRegionModeEnum m_OutputRegionMode{ ConvolutionImageFilterBaseEnums::ConvolutionImageFilterOutputRegion::SAME };
 };
diff --git a/Modules/Filtering/Convolution/include/itkFFTConvolutionImageFilter.h b/Modules/Filtering/Convolution/include/itkFFTConvolutionImageFilter.h
index 3acf247cbdd..55231a32139 100644
--- a/Modules/Filtering/Convolution/include/itkFFTConvolutionImageFilter.h
+++ b/Modules/Filtering/Convolution/include/itkFFTConvolutionImageFilter.h
@@ -107,7 +107,6 @@ class ITK_TEMPLATE_EXPORT FFTConvolutionImageFilter
 
   /** Typedef to describe the boundary condition. */
   using typename Superclass::BoundaryConditionType;
-  using typename Superclass::BoundaryConditionPointerType;
 
   itkSetMacro(SizeGreatestPrimeFactor, SizeValueType);
   itkGetMacro(SizeGreatestPrimeFactor, SizeValueType);
diff --git a/Modules/Filtering/FFT/include/itkFFTPadImageFilter.h b/Modules/Filtering/FFT/include/itkFFTPadImageFilter.h
index 88526e0ff66..e98f3c5496e 100644
--- a/Modules/Filtering/FFT/include/itkFFTPadImageFilter.h
+++ b/Modules/Filtering/FFT/include/itkFFTPadImageFilter.h
@@ -95,7 +95,6 @@ class ITK_TEMPLATE_EXPORT FFTPadImageFilter : public PadImageFilterBase<TInputIm
 
   /** Typedef to describe the boundary condition. */
   using BoundaryConditionType = ImageBoundaryCondition<TInputImage, TOutputImage>;
-  using BoundaryConditionPointerType = BoundaryConditionType *;
   using DefaultBoundaryConditionType = ZeroFluxNeumannBoundaryCondition<TInputImage, TOutputImage>;
 
 protected:
diff --git a/Modules/Filtering/ImageGrid/include/itkPadImageFilter.h b/Modules/Filtering/ImageGrid/include/itkPadImageFilter.h
index bb6a0bd1acd..daec48033b2 100644
--- a/Modules/Filtering/ImageGrid/include/itkPadImageFilter.h
+++ b/Modules/Filtering/ImageGrid/include/itkPadImageFilter.h
@@ -77,7 +77,6 @@ class ITK_TEMPLATE_EXPORT PadImageFilter : public PadImageFilterBase<TInputImage
 
   /** Typedef to describe the boundary condition. */
   using BoundaryConditionType = ImageBoundaryCondition<TInputImage, TOutputImage>;
-  using BoundaryConditionPointerType = BoundaryConditionType *;
 
   /** \see LightObject::GetNameOfClass() */
   itkOverrideGetNameOfClassMacro(PadImageFilter);
diff --git a/Modules/Filtering/ImageGrid/include/itkPadImageFilterBase.h b/Modules/Filtering/ImageGrid/include/itkPadImageFilterBase.h
index 75b728d081a..b44e0d96481 100644
--- a/Modules/Filtering/ImageGrid/include/itkPadImageFilterBase.h
+++ b/Modules/Filtering/ImageGrid/include/itkPadImageFilterBase.h
@@ -77,7 +77,10 @@ class ITK_TEMPLATE_EXPORT PadImageFilterBase : public ImageToImageFilter<TInputI
 
   /** Typedef to describe the boundary condition. */
   using BoundaryConditionType = ImageBoundaryCondition<TInputImage, TOutputImage>;
-  using BoundaryConditionPointerType = BoundaryConditionType *;
+#ifndef ITK_FUTURE_LEGACY_REMOVE
+  using BoundaryConditionPointerType [[deprecated("Please just use `BoundaryConditionType *` instead!")]] =
+    BoundaryConditionType *;
+#endif
 
   /** \see LightObject::GetNameOfClass() */
   itkOverrideGetNameOfClassMacro(PadImageFilterBase);
@@ -86,8 +89,8 @@ class ITK_TEMPLATE_EXPORT PadImageFilterBase : public ImageToImageFilter<TInputI
   static constexpr unsigned int ImageDimension = TInputImage::ImageDimension;
 
   /** Set/get the boundary condition. */
-  itkSetMacro(BoundaryCondition, BoundaryConditionPointerType);
-  itkGetConstMacro(BoundaryCondition, BoundaryConditionPointerType);
+  itkSetMacro(BoundaryCondition, BoundaryConditionType *);
+  itkGetConstMacro(BoundaryCondition, BoundaryConditionType *);
 
 protected:
   PadImageFilterBase();
@@ -110,10 +113,10 @@ class ITK_TEMPLATE_EXPORT PadImageFilterBase : public ImageToImageFilter<TInputI
 
   /** Method for subclasses to set the boundary condition. */
   void
-  InternalSetBoundaryCondition(const BoundaryConditionPointerType boundaryCondition);
+  InternalSetBoundaryCondition(BoundaryConditionType * const boundaryCondition);
 
 private:
-  BoundaryConditionPointerType m_BoundaryCondition{};
+  BoundaryConditionType * m_BoundaryCondition{};
 };
 
 } // end namespace itk
diff --git a/Modules/Filtering/ImageGrid/include/itkPadImageFilterBase.hxx b/Modules/Filtering/ImageGrid/include/itkPadImageFilterBase.hxx
index 47b85ff564b..43dbc70ed2c 100644
--- a/Modules/Filtering/ImageGrid/include/itkPadImageFilterBase.hxx
+++ b/Modules/Filtering/ImageGrid/include/itkPadImageFilterBase.hxx
@@ -128,7 +128,7 @@ PadImageFilterBase<TInputImage, TOutputImage>::DynamicThreadedGenerateData(
 template <typename TInputImage, typename TOutputImage>
 void
 PadImageFilterBase<TInputImage, TOutputImage>::InternalSetBoundaryCondition(
-  const BoundaryConditionPointerType boundaryCondition)
+  BoundaryConditionType * const boundaryCondition)
 {
   m_BoundaryCondition = boundaryCondition;
 }