diff --git a/CoreAnimation/dune b/CoreAnimation/dune
index c3006910..942399b8 100644
--- a/CoreAnimation/dune
+++ b/CoreAnimation/dune
@@ -1,7 +1,7 @@
 (library
  (name CoreAnimation)
  (public_name camlkit-base.CoreAnimation)
-;  (flags :standard -ccopt "-framework QuartzCore")
+ (flags :standard -ccopt "-framework QuartzCore")
 ;  (enabled_if (= %{system} macosx))
  (libraries CoreFoundation CoreGraphics))
 
diff --git a/CoreFoundation/dune b/CoreFoundation/dune
index 6f5cb499..7e3f564c 100644
--- a/CoreFoundation/dune
+++ b/CoreFoundation/dune
@@ -1,7 +1,7 @@
 (library
  (name CoreFoundation)
  (public_name camlkit-base.CoreFoundation)
-;  (flags :standard -ccopt "-framework CoreFoundation")
+ (flags :standard -ccopt "-framework CoreFoundation")
 ;  (foreign_stubs (language c) (names CoreFoundation_inlines))
  (libraries camlkit-base.runtime))
 
diff --git a/CoreGraphics/dune b/CoreGraphics/dune
index a5642891..d1fac4fb 100644
--- a/CoreGraphics/dune
+++ b/CoreGraphics/dune
@@ -1,7 +1,7 @@
 (library
  (name CoreGraphics)
  (public_name camlkit-base.CoreGraphics)
-;  (flags :standard -ccopt "-framework CoreGraphics")
+ (flags :standard -ccopt "-framework CoreGraphics")
 ;  (enabled_if (= %{system} macosx))
 ;  (foreign_stubs (language c) (names CoreGraphics_inlines))
  (libraries camlkit-base.runtime CoreFoundation))
diff --git a/Foundation/dune b/Foundation/dune
index 952d90d0..4d623dfc 100644
--- a/Foundation/dune
+++ b/Foundation/dune
@@ -1,6 +1,7 @@
 (library
  (name Foundation)
  (public_name camlkit-base.Foundation)
+ (flags :standard -ccopt "-framework Foundation")
  (libraries
   camlkit-base.runtime
   camlkit-base.CoreFoundation
diff --git a/README.md b/README.md
index c96d80e2..bb03e412 100644
--- a/README.md
+++ b/README.md
@@ -51,7 +51,6 @@ a taste of what a program in Camlkit looks like, here is a "Hello World" iOS
 application:
 
 ```ocaml
-open Foundation
 open UIKit
 open Runtime
 
diff --git a/WebKit/dune b/WebKit/dune
index 59974f20..0ca33d76 100644
--- a/WebKit/dune
+++ b/WebKit/dune
@@ -2,7 +2,7 @@
  (name WebKit)
  (public_name camlkit-base.WebKit)
  (enabled_if (= %{system} macosx))
-;  (flags :standard -ccopt "-framework WebKit")
+ (flags :standard -ccopt "-framework WebKit")
  (libraries camlkit-base.runtime camlkit-base.Foundation))
 
 (documentation (package camlkit-base))
\ No newline at end of file
diff --git a/demo/main.ml b/demo/main.ml
index c5718328..f67b88c4 100644
--- a/demo/main.ml
+++ b/demo/main.ml
@@ -1,4 +1,3 @@
-open Foundation
 open UIKit
 open Runtime
 
diff --git a/dune b/dune
index 62526b37..2af57784 100644
--- a/dune
+++ b/dune
@@ -1 +1 @@
-(data_only_dirs local template vendor)
\ No newline at end of file
+(data_only_dirs local vendor)
\ No newline at end of file