diff --git a/Modules/Registration/RegistrationMethodsv4/test/itkBSplineSyNImageRegistrationTest.cxx b/Modules/Registration/RegistrationMethodsv4/test/itkBSplineSyNImageRegistrationTest.cxx
index ad0eaa7a41f8..fe260f80fa38 100644
--- a/Modules/Registration/RegistrationMethodsv4/test/itkBSplineSyNImageRegistrationTest.cxx
+++ b/Modules/Registration/RegistrationMethodsv4/test/itkBSplineSyNImageRegistrationTest.cxx
@@ -78,7 +78,6 @@ int
 PerformBSplineSyNImageRegistration(int argc, char * argv[])
 {
   ITK_TEST_EXPECT_TRUE(argc == 4);
-
   const unsigned int ImageDimension = TDimension;
 
   using PixelType = double;
diff --git a/Modules/Registration/RegistrationMethodsv4/test/itkSimpleImageRegistrationTest3.cxx b/Modules/Registration/RegistrationMethodsv4/test/itkSimpleImageRegistrationTest3.cxx
index aa83c6ecb751..d3d0cf691e2d 100644
--- a/Modules/Registration/RegistrationMethodsv4/test/itkSimpleImageRegistrationTest3.cxx
+++ b/Modules/Registration/RegistrationMethodsv4/test/itkSimpleImageRegistrationTest3.cxx
@@ -120,7 +120,7 @@ template <unsigned int TDimension>
 int
 PerformCompositeImageRegistration(int argc, char * argv[])
 {
-  if (argc != 4)
+  if (argc != 5)
   {
     std::cout << "ERROR: incorrect number of arguments" << std::endl;
     return EXIT_FAILURE;
diff --git a/Modules/Registration/RegistrationMethodsv4/test/itkSimpleImageRegistrationTest4.cxx b/Modules/Registration/RegistrationMethodsv4/test/itkSimpleImageRegistrationTest4.cxx
index cf953e0e5cf1..571a609f037d 100644
--- a/Modules/Registration/RegistrationMethodsv4/test/itkSimpleImageRegistrationTest4.cxx
+++ b/Modules/Registration/RegistrationMethodsv4/test/itkSimpleImageRegistrationTest4.cxx
@@ -77,8 +77,9 @@ class CommandIterationUpdate : public itk::Command
 
 template <unsigned int TDimension>
 int
-ImageRegistration(int itkNotUsed(argc), char * argv[])
+ImageRegistration(int argc, char * argv[])
 {
+  ITK_TEST_EXPECT_TRUE(argc == 4);
   const unsigned int ImageDimension = TDimension;
 
 
diff --git a/Modules/Registration/RegistrationMethodsv4/test/itkSyNImageRegistrationTest.cxx b/Modules/Registration/RegistrationMethodsv4/test/itkSyNImageRegistrationTest.cxx
index 831cde43a2e8..5654883d4143 100644
--- a/Modules/Registration/RegistrationMethodsv4/test/itkSyNImageRegistrationTest.cxx
+++ b/Modules/Registration/RegistrationMethodsv4/test/itkSyNImageRegistrationTest.cxx
@@ -111,7 +111,7 @@ template <unsigned int TDimension>
 int
 PerformDisplacementFieldImageRegistration(int argc, char * argv[])
 {
-  if (argc != 4)
+  if (argc != 5)
   {
     std::cout << "ERROR: incorrect number of arguments" << std::endl;
     return EXIT_FAILURE;