diff --git a/datashadow/catch.hpp b/datashadow/catch.hpp
index 6b8dfb5ebd0617ce1d1f551b501173236709b967..e9f1ea9844dcf062dc4bd7ff537c29aa7e508f2c 100644
--- a/datashadow/catch.hpp
+++ b/datashadow/catch.hpp
@@ -5948,10 +5948,10 @@ namespace {
 
     class Win32ColourImpl : public Detail::IColourImpl {
     public:
-        Win32ColourImpl() : stdoutHandle( GetStdHandle(STD_OUTPUT_HANDLE) )
+        Win32ColourImpl() : stdoutHandle( getStdHandle(STD_OUTPUT_HANDLE) )
         {
             CONSOLE_SCREEN_BUFFER_INFO csbiInfo;
-            GetConsoleScreenBufferInfo( stdoutHandle, &csbiInfo );
+            getConsoleScreenBufferInfo( stdoutHandle, &csbiInfo );
             originalAttributes = csbiInfo.wAttributes;
         }
 
@@ -5977,7 +5977,7 @@ namespace {
 
     private:
         void setTextAttribute( WORD _textAttribute ) {
-            SetConsoleTextAttribute( stdoutHandle, _textAttribute );
+            setConsoleTextAttribute( stdoutHandle, _textAttribute );
         }
         HANDLE stdoutHandle;
         WORD originalAttributes;