diff --git a/modules/highgui/src/cap_qt.cpp b/modules/highgui/src/cap_qt.cpp
index 1e941d06af..d31f80ef08 100644
--- a/modules/highgui/src/cap_qt.cpp
+++ b/modules/highgui/src/cap_qt.cpp
@@ -634,11 +634,11 @@ static int icvOpenCamera_QT (CvCapture_QT_Cam * capture, const int index)
     OPENCV_ASSERT (capture,            "icvOpenCamera_QT", "'capture' is a NULL-pointer");
     OPENCV_ASSERT (index >=0, "icvOpenCamera_QT", "camera index is negative");
 
-    ComponentDescription	component_description;
-    Component				component = 0;
+    ComponentDescription    component_description;
+    Component               component = 0;
     int                     number_of_inputs = 0;
     Rect                    myRect;
-    ComponentResult			result = noErr;
+    ComponentResult         result = noErr;
 
 
     // travers all components and count video digitizer channels