diff --git a/include/wx/math.h b/include/wx/math.h
index 7a8651f7e0..2ff0645454 100644
--- a/include/wx/math.h
+++ b/include/wx/math.h
@@ -26,7 +26,7 @@
     #define M_PI 3.1415926535897932384626433832795
 #endif
 
-// Scaling factors for various unit conversions
+/* Scaling factors for various unit conversions */
 #ifndef METRIC_CONVERSION_CONSTANT
     #define METRIC_CONVERSION_CONSTANT 0.0393700787
 #endif
@@ -81,5 +81,4 @@
 #endif
 
 
-#endif
-       /* _WX_MATH_H_ */
+#endif /* _WX_MATH_H_ */
diff --git a/src/jpeg/jconfig.h b/src/jpeg/jconfig.h
index d1aeb622a6..fb32795935 100644
--- a/src/jpeg/jconfig.h
+++ b/src/jpeg/jconfig.h
@@ -23,7 +23,7 @@
 /* use wxWidgets' configure */
 #include "wx/setup.h"
 
-// If using Metrowerks and not using configure-generated setup
+/* If using Metrowerks and not using configure-generated setup */
 #if defined(__MWERKS__) && !defined(__WX_SETUP_H__)
 #if (__MWERKS__ < 0x0900) || macintosh || defined ( __MACH__ )
 
@@ -37,7 +37,7 @@
 #       include <machine/ansi.h>
 #   endif
 
-// automatically includes MacHeaders
+/* automatically includes MacHeaders */
 #elif (__MWERKS__ >= 0x0900) && __INTEL__
     #define __WXMSW__
 #endif