diff --git a/libraries/shared/src/NumericalConstants.h b/libraries/shared/src/NumericalConstants.h
index 8377c48960..b7fecfa1e4 100644
--- a/libraries/shared/src/NumericalConstants.h
+++ b/libraries/shared/src/NumericalConstants.h
@@ -28,8 +28,8 @@ const float ARCSECONDS_PER_ARCMINUTE = 60.0f;
 const float ARCSECONDS_PER_DEGREE = ARCMINUTES_PER_DEGREE * ARCSECONDS_PER_ARCMINUTE;
 
 const float EPSILON = 0.000001f;    //smallish positive number - used as margin of error for some computations
-const float SQUARE_ROOT_OF_2 = (float)sqrt(2.0f);
-const float SQUARE_ROOT_OF_3 = (float)sqrt(3.0f);
+const float SQUARE_ROOT_OF_2 = 1.414214f;
+const float SQUARE_ROOT_OF_3 = 1.732051f;
 const float METERS_PER_DECIMETER  = 0.1f;
 const float METERS_PER_CENTIMETER = 0.01f;
 const float METERS_PER_MILLIMETER = 0.001f;