diff --git a/Frameworks/layout/src/ct.cc b/Frameworks/layout/src/ct.cc
index ee153284..e1aa8a6d 100644
--- a/Frameworks/layout/src/ct.cc
+++ b/Frameworks/layout/src/ct.cc
@@ -33,6 +33,8 @@ namespace ct
 		_ascent       = CTFontGetAscent(font);
 		_descent      = CTFontGetDescent(font);
 		_leading      = CTFontGetLeading(font);
+		_x_height     = CTFontGetXHeight(font);
+		_cap_height   = CTFontGetCapHeight(font);
 		_column_width = CTLineGetTypographicBounds(line, NULL, NULL, NULL);
 
 		_ascent_delta  = read_double_from_defaults(CFSTR("fontAscentDelta"), 1);
diff --git a/Frameworks/layout/src/ct.h b/Frameworks/layout/src/ct.h
index 153121d8..7511c8f6 100644
--- a/Frameworks/layout/src/ct.h
+++ b/Frameworks/layout/src/ct.h
@@ -25,6 +25,8 @@ namespace ct
 		CGFloat ascent () const       { return _ascent;       }
 		CGFloat descent () const      { return _descent;      }
 		CGFloat leading () const      { return _leading;      }
+		CGFloat x_height () const     { return _x_height;     }
+		CGFloat cap_height () const   { return _cap_height;   }
 		CGFloat column_width () const { return _column_width; }
 
 		CGFloat baseline (CGFloat minAscent = 0) const { return round(std::max(minAscent, _ascent) + _ascent_delta); }
@@ -35,6 +37,8 @@ namespace ct
 		CGFloat _ascent;
 		CGFloat _descent;
 		CGFloat _leading;
+		CGFloat _x_height;
+		CGFloat _cap_height;
 		CGFloat _column_width;
 
 		CGFloat _ascent_delta  = 1;