--- a/styles/macosx_yosemite.style	Sun Dec 23 09:14:10 2018 +0100
+++ b/styles/macosx_yosemite.style	Tue Dec 25 10:16:30 2018 +0100
@@ -39,7 +39,7 @@
 selection.backgroundColor                   (Color white)
 ; selection.backgroundColor                   (Color rgbValue:16rf0f1f4)
 ; selection.hilightBackgroundColor            (Color rgbValue:16rf0f1f4)
-#if (Expecco::ExpeccoPreferences notNil and:[Expecco::ExpeccoPreferences introStyle endsWith:'_T'])
+#if ((Smalltalk at:#'Expecco::ExpeccoPreferences') notNil and:[(Smalltalk at:#'Expecco::ExpeccoPreferences') introStyle endsWith:'_T'])
 selection.hilightBackgroundColorNoFocus     =magentaBrightT
 #endif
 
@@ -53,7 +53,7 @@
 menu.iconDisabledRadioOff.bitmap            (ToolbarIconLibrary radioOffDisabledIcon)
 menu.backgroundColor                       =viewGrey
 ; menu.backgroundColor                        (Color grey:95)
-#if (Expecco::ExpeccoPreferences notNil and:[Expecco::ExpeccoPreferences introStyle endsWith:'_T'])
+#if ((Smalltalk at:#'Expecco::ExpeccoPreferences') notNil and:[(Smalltalk at:#'Expecco::ExpeccoPreferences') introStyle endsWith:'_T'])
 menu.enteredForegoundColor              (Color rgbValue:16rd7dce1)
 #endif
 
@@ -145,7 +145,7 @@
 arrowButton.enteredBackgroundColor  =scroller.viewBackground
 
 ; button.enteredBackgroundColor           (Color grey:85)
-#if (Expecco::ExpeccoPreferences notNil and:[Expecco::ExpeccoPreferences introStyle endsWith:'_T'])
+#if ((Smalltalk at:#'Expecco::ExpeccoPreferences') notNil and:[(Smalltalk at:#'Expecco::ExpeccoPreferences') introStyle endsWith:'_T'])
 menu.enteredBackgroundColor             =viewGrey
 menu.enteredForegroundColor             =magentaT
 menu.hilightBackgroundColor             =magentaT
@@ -188,7 +188,7 @@
 
 launcher.editorLevel        0
 
-;; #if (Expecco::ExpeccoPreferences notNil and:[Expecco::ExpeccoPreferences introStyle endsWith:'_T'])
+;; #if ((Smalltalk at:#'Expecco::ExpeccoPreferences') notNil and:[(Smalltalk at:#'Expecco::ExpeccoPreferences') introStyle endsWith:'_T'])
 ;; textCursor.noFocusForegroundColor     =magentaBrightT
 ;; #else
 textCursor.noFocusForegroundColor       (Color gray:70)