diff --git a/Modules/IO/GDCM/src/itkGDCMImageIO.cxx b/Modules/IO/GDCM/src/itkGDCMImageIO.cxx
index 0ea22e8583c..344121f6d52 100644
--- a/Modules/IO/GDCM/src/itkGDCMImageIO.cxx
+++ b/Modules/IO/GDCM/src/itkGDCMImageIO.cxx
@@ -1022,7 +1022,11 @@ GDCMImageIO::Write(const void * buffer)
   if (hasIPP)
   {
     double origin3D[3];
+    // save and reset old locale
+    std::locale currentLocale = std::locale::global(std::locale::classic());
     sscanf(tempString.c_str(), "%lf\\%lf\\%lf", &(origin3D[0]), &(origin3D[1]), &(origin3D[2]));
+    // reset locale
+    std::locale::global(currentLocale);
     image.SetOrigin(0, origin3D[0]);
     image.SetOrigin(1, origin3D[1]);
     image.SetOrigin(2, origin3D[2]);
@@ -1053,6 +1057,8 @@ GDCMImageIO::Write(const void * buffer)
   if (hasIOP)
   {
     double directions[6];
+    // save and reset old locale
+    std::locale currentLocale = std::locale::global(std::locale::classic());
     sscanf(tempString.c_str(),
            "%lf\\%lf\\%lf\\%lf\\%lf\\%lf",
            &(directions[0]),
@@ -1061,6 +1067,8 @@ GDCMImageIO::Write(const void * buffer)
            &(directions[3]),
            &(directions[4]),
            &(directions[5]));
+    // reset locale
+    std::locale::global(currentLocale);
     image.SetDirectionCosines(0, directions[0]);
     image.SetDirectionCosines(1, directions[1]);
     image.SetDirectionCosines(2, directions[2]);
diff --git a/Modules/IO/Stimulate/src/itkStimulateImageIO.cxx b/Modules/IO/Stimulate/src/itkStimulateImageIO.cxx
index 0e6da22f9b7..332a293930c 100644
--- a/Modules/IO/Stimulate/src/itkStimulateImageIO.cxx
+++ b/Modules/IO/Stimulate/src/itkStimulateImageIO.cxx
@@ -256,7 +256,11 @@ StimulateImageIO::InternalReadImageInformation(std::ifstream & file)
       // the origin is not specified, but the fov is, then the image is assumed
       // to be centered:
 
+      // save and reset old locale
+      std::locale currentLocale = std::locale::global(std::locale::classic());
       sscanf(line, "%*s %f %f %f %f", origin, origin + 1, origin + 2, origin + 3);
+      // reset locale
+      std::locale::global(currentLocale);
       for (unsigned int i = 0; i < m_NumberOfDimensions; i++)
       {
         m_Origin[i] = origin[i];
@@ -277,7 +281,11 @@ StimulateImageIO::InternalReadImageInformation(std::ifstream & file)
       // not
       // specified it is calculated according to: fov = interval * dim
 
+      // save and reset old locale
+      std::locale currentLocale = std::locale::global(std::locale::classic());
       sscanf(line, "%*s %f %f %f %f", fov, fov + 1, fov + 2, fov + 3);
+      // reset locale
+      std::locale::global(currentLocale);
       fov_specified = true;
     }
     else if (text.find("interval") < text.length())
@@ -288,7 +296,11 @@ StimulateImageIO::InternalReadImageInformation(std::ifstream & file)
       // one value for each dimension. If the interval is not specified it is
       // calculated according to: interval = fov / dim
 
+      // save and reset old locale
+      std::locale currentLocale = std::locale::global(std::locale::classic());
       sscanf(line, "%*s %f %f %f %f", spacing, spacing + 1, spacing + 2, spacing + 3);
+      // reset locale
+      std::locale::global(currentLocale);
       for (unsigned int i = 0; i < m_NumberOfDimensions; i++)
       {
         m_Spacing[i] = spacing[i];
@@ -337,7 +349,11 @@ StimulateImageIO::InternalReadImageInformation(std::ifstream & file)
       // the
       // low_value and high_value.
 
+      // save and reset old locale
+      std::locale currentLocale = std::locale::global(std::locale::classic());
       sscanf(line, "%*s %f %f", range, range + 1);
+      // reset locale
+      std::locale::global(currentLocale);
       m_DisplayRange[0] = range[0];
       m_DisplayRange[1] = range[1];
     }
diff --git a/Modules/IO/VTK/src/itkVTKImageIO.cxx b/Modules/IO/VTK/src/itkVTKImageIO.cxx
index ee66ead9d96..15c1753e2e4 100644
--- a/Modules/IO/VTK/src/itkVTKImageIO.cxx
+++ b/Modules/IO/VTK/src/itkVTKImageIO.cxx
@@ -237,7 +237,11 @@ VTKImageIO::InternalReadImageInformation(std::ifstream & file)
     if (text.find("spacing") < text.length() || text.find("aspect_ratio") < text.length())
     {
       double spacing[3];
+      // save and reset old locale
+      std::locale currentLocale = std::locale::global(std::locale::classic());
       sscanf(text.c_str(), "%*s %lf %lf %lf", spacing, spacing + 1, spacing + 2);
+      // reset locale
+      std::locale::global(currentLocale);
       for (unsigned int i = 0; i < m_NumberOfDimensions; i++)
       {
         this->SetSpacing(i, spacing[i]);
@@ -247,7 +251,11 @@ VTKImageIO::InternalReadImageInformation(std::ifstream & file)
     else if (text.find("origin") < text.length())
     {
       double origin[3];
+      // save and reset old locale
+      std::locale currentLocale = std::locale::global(std::locale::classic());
       sscanf(text.c_str(), "%*s %lf %lf %lf", origin, origin + 1, origin + 2);
+      // reset locale
+      std::locale::global(currentLocale);
       for (unsigned int i = 0; i < m_NumberOfDimensions; i++)
       {
         this->SetOrigin(i, origin[i]);